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ENR 2 AIR TRAFFIC SERVICES

ENR 2.1 - FLIGHT INFORMATION REGION (FIR), TERMINAL CONTROL AREA (TMA)

2.1.1 Flight Information Region

Name, Lateral Limits Vertical Limits Class of airspace	Unit providing service	Call sign Languages Area and condition of use Hours of service	Frequency/Purpose	Remarks
Chennai Flight Information Region Area bounded by - 1800N 07600E; 1919N 07600E; 1943N 07710E; 1843N 08200E; 1841N 08249E; 1542N 08554E; 1400N 09200E; 1330N 09425E; 0600N 09425E; 0600N 09200E; 1000N 08200E; 1000N 08000E; 0600N 07800E; 0600N 07400E; 0730N 07400E; 0730N 07200E; 1500N 07200E; 1500N 07335E; 1617N 07300E; 1622N 07334E; 1626N 07411E; 1636N 07528E; 1640N 07600E and 1800N 07600E UNL / GND • Airspace within ATS route segment is classified as ‘E’. • Airspace outside ATS route segment and controlled airspace is classified as ‘G’. • Airspace within controlled airspace is classified as ‘D’.	Chennai Radio (RDARA)	Chennai Radio English H24	2872 KHZ 6583 KHZ 8861 KHZ 8909 KHZ	Responsibility for provision of Air Traffic Control service at or above FL100 within the airspace bounded by 0600N 07700E; 0700N 07700E; 0900N 07930E And 0600N 07800E is delegated to Colombo
Chennai Radio (MWARA)	Chennai Radio English H24	10036 KHZ 11285 KHZ 13318 KHZ 3470 KHZ 5670 KHZ 6655 KHZ
Chennai ACC	Chennai Control Chennai Radar(RSR) English H24	118.9 MHZ 119.25 MHZ 120.75 MHZ 124.5 MHZ 125.3 MHZ 128.1 MHZ 132.2 MHZ 132.5 MHZ 133.95 MHZ 134.125 MHZ 134.25 MHZ 134.425 MHZ
Delhi FIR Beginning at 250000N 0705500E then northwards following the geographical boundaries of Pakistan and India till it meets Afghanistan and Indian border in Jammu and Kashmir State -then eastward along International boundary to a point on common border of India & Nepal; -then along the common border of India/Nepal till it intersects the meridian 273424N 0824443E; 270922N 0813300E; 264531N 0805340E; 262401N 0801154E; 251701N 0794954E; 253601N 0793554E; 250801N 0785955E; 250001N 0790455E; 250000N 0705500E. UNL / GND • Airspace within controlled airspace is classified as ‘D’. • Airspace within ATS route segment outside controlled airspace is classified as ‘E’. • Airspace outside ATS route segment and controlled airspace is classified as ‘G’	Sub-ACC Udhampur(Indian Air Force)	Udhampur Control English HJ	122.7 MHZ	In the following airspace of Delhi FIR, the Flight Information Service is provided by Udhampur ACC: Area bounded by - 320000N 0784600E; 320000N 0760000E; 314400N 0754000E; 320700N 0751600E - then along International boundary to 320000N 0784600E. UNL / GND
Delhi Radio (RDARA)	Delhi Radio English H24	2872 KHZ 5580 KHZ 5601 KHZ 8906 KHZ 8948 KHZ
Delhi Radio (MWARA)	Delhi Radio English H24	10018 KHZ 13288 KHZ 3467 KHZ 5658 KHZ
Delhi ACC	Delhi Control Delhi Radar English H24	120.9 MHZ 124.2 MHZ 124.55 MHZ
Guwahati SUB FIR Beginning at intersection of 08800E meridian with common border of India/ Nepal - then east along the border of India/Nepal to the point of current common border of Nepal/China/ India; - then along the border of India/China/ Myanmar; -then along the border of India/Myanmar to 2157N 09232E; -then along common border of India/Bangladesh to the second intersection of 2600N latitude to 2600N 08800E to common border of India/Nepal at the intersection of 08800E meridian. FL265 / GND FL 265 / GND	Guwahati Radio	Guwahati Radar Guwahati Radio English OTHER	2923 KHZ 5484 KHZ 8948 KHZ	1. Consult NOTAM for current watch hours.
Guwahati Control	Guwahati Control English OTHER	123.9 MHZ
Kolkata FIR Area bounded by - 140000N 0920000E; 154200N 0855400E; 184100N 0824900E; 184300N 0820000E; 213009N 0803537E; 222850N 0802116E; 231049N 0800334E; 250001N 0790455E; 250801N 0785955E; 253601N 0793554E; 251701N 0794954E; 262401N 0801154E; 264531N 0805340E; 270922N 0813300E; 273424N 0824443E; then east along the border of Nepal and India to a point on common border of Nepal, China and India, then along the border of India and China to a point on common border of India, China and Myanmar, then along the border of India and Myanmar then along the common border of India and Bangladesh (clock wise) to 213800N 0891000E; 210000N 0920000E to 140000N 0920000E • Airspace within controlled airspace is classified as ‘D’. • Airspace within ATS route segment outside controlled airspace is classified as ‘E’. • Airspace outside ATS route segment and controlled airspace is classified as ‘G’. UNL/GND	Kolkata ACC	Kolkata Control English H24	120.1 MHZ 120.575 MHZ 120.7 MHZ 125.9 MHZ 127.525 MHZ 132.25 MHZ 132.35 MHZ 133.75 MHZ	Within the triangular area bounded by 210000N 0920000E, 223500N 0885600E, 213800N 0891000E responsibility for the provision of ATS between FL 50 to FL 460 is delegated to Kolkata by Bangladesh
Kolkata Radio (MWARA)	Kolkata Radio English H24	10066 KHZ 2947 KHZ 3491 KHZ 6556 KHZ
Kolkata Radio (RDARA)	Kolkata Radio English H24	2872 KHZ 5580 KHZ 6583 KHZ 8861 KHZ 8906 KHZ
Mumbai FIR Beginning of 194800N 0600000E; 233000N 0643000E; -then eastwards along 233000N parallel until it meets the Indian coastline at 233000N 682300E; -then northward along the coastline to 234000N 0681000E; - then along the common border between India and Pakistan to 250000N 0705500E to 250001N 0790455E to 231049N 0800334E to 222850N 0802116E to 213009N 0803537E to 184300N 0820000E to 194300N 0771000E to 191900N 0760000E to 180000N 0760000E to 164000N 0760000E to 163600N 0752800E to 162600N 0741100E to 162200N 0733400E to 161700N 0730000E to 150000N 0733500E to 150000N 0720000E to 073000N 0720000E to 073000N 0700000E to 030500N 0700000E to Equator 0680000E to 060000S 0680000E to 060000S 0600000E to 194800N 0600000E 194800N 0600000E Airspace within controlled airspace is classified as ‘D’. Airspace within ATS route segment outside controlled airspace is classified as ‘E’. Airspace outside ATS route segment and controlled airspace is classified as ‘G’ UNL / GND	Mumbai Radio (RDARA)	Mumbai Radio English H24	8909 KHZ 8948 KHZ
Mumbai Radio (MWARA)	Mumbai Radio English H24	10018 KHZ 10084 KHZ 13288 KHZ 2872 KHZ 3467 KHZ 3476 KHZ 4675 KHZ 5601 KHZ 5658 KHZ 6661 KHZ 8879 KHZ
Mumbai ACC	Mumbai Control English H24	120.5 MHZ 125.35 MHZ 132.7 MHZ 133.3 MHZ 133.85 MHZ

Name,

Lateral Limits

Vertical Limits

Class of airspace

Unit providing service

Call sign

Languages

Area and condition of use

Hours of service

Frequency/Purpose

Remarks

Chennai Flight Information Region

Area bounded by - 1800N 07600E; 1919N 07600E; 1943N 07710E; 1843N 08200E; 1841N 08249E; 1542N 08554E; 1400N 09200E; 1330N 09425E; 0600N 09425E; 0600N 09200E; 1000N 08200E; 1000N 08000E; 0600N 07800E; 0600N 07400E; 0730N 07400E; 0730N 07200E; 1500N 07200E; 1500N 07335E; 1617N 07300E; 1622N 07334E; 1626N 07411E; 1636N 07528E; 1640N 07600E and 1800N 07600E

UNL / GND

• Airspace within ATS route segment is

classified as ‘E’.

• Airspace outside ATS route segment and

controlled airspace is classified as ‘G’.

• Airspace within controlled airspace is

classified as ‘D’.

Chennai Radio (RDARA)

Chennai Radio

English

H24

2872 KHZ

6583 KHZ

8861 KHZ

8909 KHZ

Responsibility for

provision of Air

Traffic Control

service at or above

FL100 within the

airspace bounded

by 0600N 07700E;

0700N 07700E;

0900N 07930E

And 0600N 07800E

is delegated to

Colombo

Chennai Radio (MWARA)

Chennai Radio

English

H24

10036 KHZ

11285 KHZ

13318 KHZ

3470 KHZ

5670 KHZ

6655 KHZ

Chennai ACC

Chennai Control Chennai Radar(RSR)

English

H24

118.9 MHZ

119.25 MHZ

120.75 MHZ

124.5 MHZ

125.3 MHZ

128.1 MHZ

132.2 MHZ

132.5 MHZ

133.95 MHZ

134.125 MHZ

134.25 MHZ

134.425 MHZ

Delhi FIR

Beginning at 250000N 0705500E then

northwards following the geographical

boundaries of Pakistan and India till it meets

Afghanistan and Indian border in Jammu and

Kashmir State

-then eastward along International boundary to

a point on common border of India & Nepal;

-then along the common border of

India/Nepal till it intersects the meridian

273424N 0824443E; 270922N 0813300E;

264531N 0805340E; 262401N 0801154E;

251701N 0794954E; 253601N 0793554E;

250801N 0785955E; 250001N 0790455E;

250000N 0705500E.

UNL / GND

• Airspace within controlled airspace is

classified as ‘D’.

• Airspace within ATS route segment outside

controlled airspace is classified as ‘E’.

• Airspace outside ATS route segment and

controlled airspace is classified as ‘G’

Sub-ACC Udhampur(Indian Air Force)

Udhampur Control

English

122.7 MHZ

In the following

airspace of Delhi FIR,

the Flight Information

Service is provided by

Udhampur ACC:

Area bounded by -

320000N 0784600E;

320000N 0760000E;

314400N 0754000E;

320700N 0751600E -

then along

International

boundary to 320000N

0784600E.

UNL / GND

Delhi Radio (RDARA)

Delhi Radio

English

H24

2872 KHZ

5580 KHZ

5601 KHZ

8906 KHZ

8948 KHZ

Delhi Radio (MWARA)

Delhi Radio

English

H24

10018 KHZ

13288 KHZ

3467 KHZ

5658 KHZ

Delhi ACC

Delhi Control Delhi Radar

English

H24

120.9 MHZ

124.2 MHZ

124.55 MHZ

Guwahati SUB FIR

Beginning at intersection of 08800E

meridian with common border of India/

Nepal

- then east along the border of India/Nepal

to the point of current common border of

Nepal/China/ India;

- then along the border of India/China/

Myanmar;

-then along the border of India/Myanmar to

2157N 09232E;

-then along common border of

India/Bangladesh to the second intersection of

2600N latitude to 2600N 08800E to common

border of India/Nepal at the intersection of

08800E meridian.

FL265 / GND

FL 265 / GND

Guwahati Radio

Guwahati Radar

Guwahati Radio

English

OTHER

2923 KHZ

5484 KHZ

8948 KHZ

1. Consult NOTAM for current watch hours.

Guwahati Control

English

OTHER

123.9 MHZ

Kolkata FIR

Area bounded by -

140000N 0920000E; 154200N 0855400E;

184100N 0824900E; 184300N 0820000E;

213009N 0803537E; 222850N 0802116E;

231049N 0800334E; 250001N 0790455E;

250801N 0785955E; 253601N 0793554E;

251701N 0794954E; 262401N 0801154E;

264531N 0805340E; 270922N 0813300E;

273424N 0824443E; then east along the

border of Nepal and India to a point on

common border of Nepal, China and India,

then along the border of India and China to a

point on common border of India, China and

Myanmar, then along the border of India and

Myanmar then along the common border of

India and Bangladesh (clock wise) to 213800N

0891000E; 210000N 0920000E to

140000N 0920000E • Airspace within controlled airspace is

classified as ‘D’.

• Airspace within ATS route segment outside

controlled airspace is classified as ‘E’.

• Airspace outside ATS route segment and

controlled airspace is classified as ‘G’. UNL/GND

Kolkata ACC

Kolkata Control

English

H24

120.1 MHZ

120.575 MHZ

120.7 MHZ

125.9 MHZ

127.525 MHZ

132.25 MHZ

132.35 MHZ

133.75 MHZ

Within the triangular

area bounded by

210000N 0920000E,

223500N 0885600E,

213800N 0891000E

responsibility for the

provision of ATS

between FL 50 to

FL 460 is delegated

to Kolkata by

Bangladesh

Kolkata Radio (MWARA)

Kolkata Radio

English

H24

10066 KHZ

2947 KHZ

3491 KHZ

6556 KHZ

Kolkata Radio (RDARA)

Kolkata Radio

English

H24

2872 KHZ

5580 KHZ

6583 KHZ

8861 KHZ

8906 KHZ

Mumbai FIR

Beginning of 194800N 0600000E;

233000N 0643000E;

-then eastwards along 233000N parallel until it

meets the Indian coastline at 233000N 682300E;

-then northward along the coastline to

234000N 0681000E;

- then along the common border between India

and Pakistan to

250000N 0705500E to 250001N 0790455E to

231049N 0800334E to 222850N 0802116E to

213009N 0803537E to 184300N 0820000E to

194300N 0771000E to 191900N 0760000E to

180000N 0760000E to 164000N 0760000E to

163600N 0752800E to 162600N 0741100E to

162200N 0733400E to 161700N 0730000E to

150000N 0733500E to 150000N 0720000E to

073000N 0720000E to 073000N 0700000E to

030500N 0700000E to Equator 0680000E to

060000S 0680000E to 060000S 0600000E to 194800N 0600000E 194800N 0600000E Airspace within controlled airspace is

classified as ‘D’.

Airspace within ATS route segment outside controlled airspace is classified as ‘E’.

Airspace outside ATS route segment and

controlled airspace is classified as ‘G’

UNL / GND

Mumbai Radio (RDARA)

Mumbai Radio

English

H24

8909 KHZ

8948 KHZ

Mumbai Radio (MWARA)

Mumbai Radio

English

H24

10018 KHZ

10084 KHZ

13288 KHZ

2872 KHZ

3467 KHZ

3476 KHZ

4675 KHZ

5601 KHZ

5658 KHZ

6661 KHZ

8879 KHZ

Mumbai ACC

Mumbai Control

English

H24

120.5 MHZ

125.35 MHZ

132.7 MHZ

133.3 MHZ

133.85 MHZ

2.1.2 Control Area

Name, Lateral Limits Vertical Limits Class of airspace	Unit providing service	Call sign Languages Area and condition of use Hours of service	Frequency/Purpose	Remarks
Ahmedabad Control Area Area bounded by lines joining points 215802N 0714958E; 232202N 0705059E then along the clockwise arc of a circle of 100NM radius centred on DVOR AAE (230405N 0723745E) to 243401N 0732357E then along the counter clockwise arc of a circle of 30NM radius centred on DVOR UUD (243646N 0735339E) to 240702N 0740257E then along the clockwise arc of a circle of 100NM radius centred on DVOR AAE (230405N 0723745E) to 213102N 0731858E; 214002N 0723858E then along the counter clockwise arc of a circle of 25NM radius centred on DVOR BVR (214507N 0721126E) to point of origin. FL 145 / FL 70 D	Ahmedabad APP	Ahmedabad Approach English H24	119.8 MHZ
Delhi Control Area Area bounded by - 283700N 0771555E; 283700N 0772955E; 283400N 774855E; 283000N 0783055E; 274401N 0775655E; 274501N 0775255E; -then along the arc of 35NM radius centred at Agra VOR (AGG) to 272901N 0772455E; 272901N 0765056E; 280500N 0754256E; 285000N 0753356E; 293300N 0755956E; 290700N 0765756E; 294500N 0771055E; 294100N 0772955E; 285600N 0771155E; -then along river Yamuna to 283700N 0771555E FL 100 / FL 50 D	Delhi Approach Control.	Delhi Approach Delhi Radar English H24	118.825 MHZ 124.2 MHZ 126.35 MHZ	1.Corridor bounded by coordinates 2952N 07551E; 2943N 07555E; 2933N 07519E; 2942N 07518E, 2952N 07551E from FL100 to FL120 is reserved for Indian Air Force aircraft crossing ATS route. This Airspace is not available for civil flights. 2.ADS/CPDLC LOG ON VIDF
Guwahati Control Area Area bounded by - 262702N 0903949.0E; 262702N 0921448E; 260737N 0922332E; 260715N 0922155E; 254720N 0921620E; 251845N 0924835E -then along an anticlockwise arc of 25NM centred 245502N 0925848E to 245602N 0923048E along Indo- Bangladesh border to 252002N 0895250E; 254602N 0903949E; 262702N 0903949E FL 460 / FL 85 D	Guwahati APP	Guwahati Approach Guwahati Radar(TAR) English HO	120.5 MHZ 123.3 MHZ	i. All aircraft operating within Guwahati FIR shall relay in-flight position report and departure information. Forward estimates etc. as appropriate on HF RDARA frequency to Guwahati FIC. ii. Flight operating on ATS route A599 & B465 will follow the existing procedure and report position to Kolkata FIC on appropriate HF MWARA frequency. iii. In case of poor contact on HF, pilot shall request appropriate ATC unit on VHF to relay its position to Guwahati FIC. iv. All aerodromes within Guwahati FIR shall pass relevant aircraft movement data to Guwahati FIC through available channels. v. Hours of operation of Guwahati FIC: 0030-1430 UTC daily. (Refer Notam for current watch hours).
Hashimara Control Area (Indian Air Force) Area bounded by coordinates:- 265901N 0885550E; then along Indo-Bhutan border to 264302N 0895249E; 263702N 0895149E; 262702N 0903949E; 260602N 0903949E; 261502N 0894749E; 260902N 0894449E; 262602N 0885550E to point of origin. UNL / FL 075	Hashimara APP	Hashimara Approach English	130.4 MHZ
Hyderabad Control Area Area bounded by lines joining points 175004N 0774756E; 174304N 0775356E then along the clockwise arc of a circle of 25NM radius centred on 175504N 0772956E to 172839N 0773411E then along the counter clockwise arc of a circle of 50NM radius centred on VOR HIA (171340N 0782421E) to 175544N 0775535E to point of origin. FL 145 / 5500FT AMSL D	Hyderabad APP	Hyderabad Approach Hyderabad Radar English H24	120.25 MHZ 120.55 MHZ
Hyderabad Control Area Area bounded by lines joining points 164000N 0760000E; 180000N 0760000E; 191900N 0760000E; 194300N 0771000E; 184250N 0820000E; 171500N 0820000E; 155900N 0791300E; 155700N 0773100E to point of origin. FL 255 / FL 145 D	Hyderabad ACC.	Hyderabad Control Hyderabad Radar (RSR) English H24	120.95 MHZ 128.35 MHZ
Hyderabad Control Area Class 'C' Airspace bound by a circle of 30 nm radius centred at Shamshabad ARP. FL100/6000 FT AMSL • Airspace classified as Class ‘C’ Airspace bound by a circle of 50 nm radius centred at Shamshabad ARP. FL145/FL100 • Airspace classified as Class ‘C’ Airspace bound by a circle of 100 NM radius centred at Shamshabad ARP upto the lateral limits of Hyderabad control area (LHS) where it is less than 100 NM. FL255/FL145 • Airspace classified as Class ‘C’ C	Hyderabad ACC.	Hyderabad Control Hyderabad Radar (RSR) English H24	120.95 MHZ 128.35 MHZ
Indore Control Area Area bounded by lines joining points 224000N 0764240E; 225115N 0763600E; 230800N 0762845E; 231700N 0762845E then along the counter clockwise arc of a circle of 50NM radius centred on 224324N 0754820E to point of origin. FL 145 / FL 55 D	Indore APP	Indore Approach English HO	122.8 MHZ
Jaipur Control Area 1 Area bounded by lines joining points 272210N 0743841E; 274906N 0751908E; 273558N 0763807E; 263257N 0762243E to point of origin. FL 150 / FL 110 D	Jaipur ACC	Jaipur Area English HO	125.975 MHZ 127.575 MHZ
Jaipur Control Area 2 Area bounded by lines joining points 272210N 0743841E; 263257N 0762243E; 250001N 0755956E; 250000N 0741330E then along the counter clockwise arc of a circle of 30NM radius centred on DVOR UUD (243646N 0735339E) to 250000N 0733243E; 261336N 0725543E to point of origin. FL 255 / FL 110 D	Jaipur ACC	Jaipur Area English HO	125.975 MHZ 127.575 MHZ
Kolkata - Sector Lower Kolkata East (LKE) Area bounded byKolkata VOR CEA, 223539N 0885626E; 210000N 0920000E; 182318N 0920000E; 201507N 0872651E; 203416N 0863738E; 222203N 0875651E; to Kolkata VOR CEA. FL 255/FL 105 Airspace within a lateral limit of 25nm radius centred at Kolkata ARP. FL 255/4000 FT AMSL • Airspace classified as ‘C’. Airspace within a lateral limit of 25 NM to 80 NM from Kolkata ARP. [Excluding airspace of Bangladesh] FL 255/FL105 • Airspace classified as ‘C’. Airspace within a lateral limit of 80 NM to 150 NM from Kolkata ARP. [Excluding airspace of Bangladesh] FL 255/FL150 • Airspace classified as ‘C’.	Kolkata APP	Kolkata Approach Kolkata Radar (ASR) English H24	127.9 MHZ	Within the triangular area of Dhaka FIR 210000N 0920000E; 223500N 0885600E and213800N 0891000E responsibility for the provision of ATS between FL 50 to FL 460 is delegated to India. FL 255/FL 50 Airspace classified as ‘D’.
Kolkata ACC (LKE)	Kolkata Control Kolkata Radar (RSR) English	120.7 MHZ
Ahmedabad Control Area Area bounded by lines joining points 250001N 0755956E; 210003N 0755956E; 214020N 0723710E then along the clockwise arc of a circle of 25NM radius centred on DVOR BVR (214507N 0721126E) to 212000N 0721220E; 211131N 0720523E; 204803N 0712758E; 220420N 0704241E then along the clockwise arc of a circle of 15NM radius centred on DVOR RKT (221847N 0704642E) to 223100N 0703700E; 224815N 0703900E; 224830N 0705000E; 225002N 0710459E; 225148N 0711200E; 232202N 0705059E; 235802N 0684000E then along India - Pakistan Border up to 252348N 0703953E; 245100N 0732600E then along the clockwise arc of a circle of 30NM radius centred on DVOR UUD (243646N 0735339E) to 250000N 0741330E to point of origin. FL 460 / FL 145 D	Ahmedabad ACC	Ahmedabad Radar English H24	123.75 MHZ 134.2 MHZ
Ahmedabad Control Area - Class C Airspace within a radius of 30 NM from Ahmedabad ARP of Ahmedabad TMA. FL 285 / 5500 FT AMSL Airspace classified as Class "C" Airspace within a lateral limit of 30 NM to 100 NM from Ahmedabad ARP of Ahmedabad TMA. FL 285 / FL 070 Airspace cllasified as Class "C" Airspace beyond 100 NM from Ahmedabad ARP of Ahmedabad TMA. FL 285 / FL 145 Airspace classified as Class "C"	Ahmedabad ACC	Ahmedabad Radar English H24	123.75 MHZ 134.2 MHZ
Ahmedabad Control Area - Sector East Area bounded by lines joining points 215600N 0723500E; 230405N 0723745E; 245100N 0732600E then along the clockwise arc of a circle of 30NM radius centred on DVOR UUD (243646N 0735339E) to 250000N 0741330E; 250001N 0755956E; 210003N 0755956E; 214020N 0723710E then along the counter clockwise arc of a circle of 25NM radius centred on DVOR BVR (214507N 0721126E) to point of origin. FL 460 / FL 145 D	Ahmedabad ACC	Ahmedabad Radar English H24	123.75 MHZ 134.2 MHZ
Ahmedabad Control Area - Sector West Area bounded by lines joining points 215600N 0723500E then along the clockwise arc of a circle of 25NM radius centred on DVOR BVR (214507N 0721126E) to 212000N 0721220E; 211131N 0720523E; 204803N 0712758E; 220420N 0704241E then along the clockwise arc of a circle of 15NM radius centred on DVOR RKT (221847N 0704642E) to 223100N 0703700E; 224815N 0703900E; 224830N 0705000E; 225002N 0710459E; 225148N 0711200E; 232202N 0705059E; 235802N 0684000E then along India - Pakistan Border up to 252348N 0703953E; 245100N 0732600E; 230405N 0723745E to point of origin. FL 460 / FL 145 D	Ahmedabad ACC	Ahmedabad Radar English H24	123.75 MHZ 134.2 MHZ
Calicut Control Area Area bounded by lines joining points 111559N 0762114E; 111500N 0763100E; 105500N 0762900E; 105559N 0761912E then along the clockwise arc of a circle of 25NM radius centred on ARP VOCL (110816N 0755702E) to point of origin. FL 145 / 5500FT AMSL D	Calicut Tower.	Calicut Tower English	122.95 MHZ 123.35 MHZ
Chennai Control Area Area bound by a circle of radius 50 NM centred at 125936.1N 0801014.5E excluding the vertical and lateral limits of Tirupati CTR when active. FL 145 / FL 50 D	Chennai APP	Chennai Approach Chennai Radar English H24	124.45 MHZ 127.9 MHZ
Chennai Control Area Area bounded by - 155800N 0784500E;142300N 0785400E; 140100N 0791600E then along anticlockwise arc of 80NM radius centred at (125936.1N 0801014.5E) to 133200N 0785500E; 132000N 0791400E then along anti clockwise arc of 25NM radius centred at Tirupati VOR to 131316N 0792821E;125936N 0801015E; 134923N 0842716E;154200N 0855400E; 184100N 0824900E;184250N 0820000E; 171500N 0820000E; 155900N 0791300E and 155800N0784500E FL 255 / FL 145 D	Chennai ACC.	Chennai Control Chennai Radar (RSR) English H24	125.3 MHZ
Chennai Control Area Area bounded by - 133200N 0785500E; then along anticlockwise arc of 80 NM radius centred at (125936.1N 0801014.5E) to 130000N 0784800E;130000N 0782500E; 124500N 0782500E;122805 N0791655E; - then along clockwise arc of 100NM radius centred at 125705.1N 0773955.7E to 112130N 0780745E; 111400N 0781200E; 110300N 0781700E; 100000N 0794000E; 100000N 0800000E; 100006N 0814654E; -then along the anticlockwise arc of 200 NM centred at (125936.1N 0801014.5E) to 123935N 0833323E;134923N 0842716E; 125936N 0801015E; 131316N 0792821E; - then along clockwise arc of 25 NM radius centred at Tirupati VOR to 132000N 0791400E; 133200N 0785500E FL255/FL145 • Airspace classified as Class ‘D’ Airspace bound by a circle of 30 NM radius centred at Chennai ARP. FL150/FL055 Airspace classified as Class ‘C’ Airspace bound by a circle of 30 NM to 50 NM radius centred at Chennai ARP. FL150/FL070 • Airspace classified as Class ‘C’ D	CHENNAI ACC	Chennai Control Chennai Radar ( RSR ) English	120.75 MHZ
Chennai Oceanic Control Area: i. Sector OCN Area bounded by 123935N 0833323E; 1542N 08554E; 1400N 09200E; 1330N 09425E; 075840N 09425E; 1140N 08649E and 123935N 0833323E excluding the Controlled Airspace of Portblair and Carnicobar UNL/GND or sea level • Airspace within ATS Routes is Classified as ‘E’ • Airspace outside ATS Route segment is Classified as ‘G’	Chennai Radio (RDARA)	Chennai Radio English H24	2872 KHZ 6583 KHZ 8861 KHZ 8909 KHZ
Chennai Radio (MWARA)	Chennai Radio English H24	10036 KHZ 11285 KHZ 13318 KHZ 3470 KHZ 5670 KHZ 6655 KHZ
Chennai OCC	Chennai Oceanic Control English H24	126.15 MHZ
Chennai Oceanic Control Area: ii. Sector OCS Area bounded by 123935N 0833323E; 1140N 08649E; 075840N 09425E; 0600N 09425E; 0600N 09200E; 1000N 08200E; 100005.9N 0814653.9E; -then along the anticlockwise arc of 200NM centered at (125936.1N 0801014.5E) to 123935N 0833323E excluding the Controlled Airspace of Campbell bay and Car nicobar. UNL/GND or sea level • Airspace within ATS Routes is Classified as ‘E’ • Airspace outside ATS Route segment is Classified as ‘G’	Chennai OCC	Chennai Oceanic Control English H24	126.15 MHZ
Chennai Radio (MWARA)	Chennai Radio English H24	10036 KHZ 11285 KHZ 13318 KHZ 3470 KHZ 5670 KHZ 6655 KHZ
Chennai Radio (RDARA)	Chennai Radio English H24	2872 KHZ 6583 KHZ 8861 KHZ 8909 KHZ
Chennai Sector UBL Area bounded by lines joining points 164000N 0760000E; 155700N 0773100E; 155800N 0784500E; 142300N 0785400E; 140100N 0791600E then along the counter clockwise arc of a circle of 80NM radius centred on 125936N 0801015E to 130000N 0784800E; 130100N 0771410E then along the clockwise arc of a circle of 30NM radius centred on VOR BIA (131225N 0774356E) to 133330N 0772045E; 144000N 0763600E; 145600N 0760600E; 144700N 0755800E; 155100N 0743700E; 162600N 0741100E; 163600N 0752800E to point of origin. FL 460 / FL 255 D	Chennai ACC (UBL)	Chennai Control Chennai Radar (RSR) English H24	124.5 MHZ 134.125 MHZ
Chennai Sector UHS Area bounded by lines joining points 164000N 0760000E; 180000N 0760000E; 191900N 0760000E; 194300N 0771000E; 184250N 0820000E; 171500N 0820000E; 155900N 0791300E; 155700N 0773100E to point of origin. FL 460 / FL 255 D	Chennai ACC (UHS)	Chennai Control Chennai Radar (RSR) English H24	119.25 MHZ 128.1 MHZ
Chennai Sector UML Area bounded by lines joining points 110000N 0720000E; 110000N 0730600E; 101500N 0740700E; 103700N 0742000E; 093000N 0760700E; 093000N 0765800E; 101800N 0772700E; 103600N 0774600E; 105700N 0772700E; 110900N 0772700E; 111806N 0772456E; 115800N 0773100E; 120400N 0771300E; 113806N 0765956E; 124530N 0762715E; 124530N 0770830E; 125030N 0770830E; 130100N 0772550E; 130100N 0771410E then along the clockwise arc of a circle of 30NM radius centred on VOR BIA (131225N 0774356E) to 133330N 0772045E; 144000N 0763600E; 145600N 0760600E; 144700N 0755800E; 155100N 0743700E; 162600N 0741100E; 162200N 0733400E; 161700N 0730000E; 150000N 0733500E; 150000N 0720000E to point of origin. FL 460 / FL 255 D	Chennai ACC (UML)	Chennai Control Chennai Radar ( RSR ) English H24	134.425 MHZ
Chennai Sector UMM Area bounded by lines joining points 155800N 0784500E; 142300N 0785400E; 140100N 0791600E then along the counter clockwise arc of a circle of 80NM radius centred on 125936N 0801015E to 130000N 0784800E; 130000N 0782500E; 124500N 0782500E; 122800N 0791700E then along the clockwise arc of a circle of 100NM radius centred on 125705N 0773955E to 112130N 0780745E; 111400N 0781200E; 110300N 0781700E; 100000N 0794000E; 100000N 0800000E; 100006N 0814654E then along the counter clockwise arc of a circle of 200NM radius centred on 125936N 0801015E to 123935N 0833323E; 154200N 0855400E; 184100N 0824900E; 184250N 0820000E; 171500N 0820000E; 155900N 0791300E to point of origin. FL 460 / FL 255 D	Chennai ACC (UMM)	Chennai Control Chennai Radar (RSR) English H24	118.9 MHZ 134.25 MHZ	Chennai ACC
Chennai Sector UTV Area bounded by lines joining points 111400N 0781200E; 110300N 0781700E; 100000N 0794000E; 100000N 0800000E; 090000N 0793000E; 070000N 0770000E; 060000N 0770000E; 060000N 0740000E; 073000N 0740000E; 073000N 0720000E; 110000N 0720000E; 110000N 0730600E; 101500N 0740700E; 103700N 0742000E; 093000N 0760700E; 093000N 0765800E; 101800N 0772700E; 103600N 0774600E; 105700N 0772700E; 110900N 0772700E; 111806N 0772456E then along the counter clockwise arc of a circle of 100NM radius centred on 125705N 0773956E to 112130N 0780745E to point of origin. FL 460 / FL 255 D	Chennai ACC (UTV)	Chennai Control Chennai Radar (RSR) English H24	132.5 MHZ
Chennai Upper Control Area Area bounded by - 180000N 0760000E;191900N 0760000E; 194300N 0771000E;184250N 0820000E; 184100N 0824900E;154200N 0855400E; 123935N 0833323E; -then along the clockwise arc of 200NM centred at (125936.1N 0801014.5E) to 100006N 0814654E;100000N 0800000E; 090000N 0793000E;070000N 0770000E; 060000N 0770000E;060000N 0740000E; 073000N 0740000E;073000N 0720000E; 150000N 0720000E;150000N 0733500E; 161700N 0730000E;162200N 0733400E; 162600N 0741100E; 163600N 0752800E; 164000N 0760000E and 180000 N0760000E excluding the airspace bounded by 130000N 0782500E;124500N 0782500E; 122800N 0791700E; -then along clockwise arc of 100NM radius centred at 125705.1N 0773955.7E to 111800N 0772400E; 115800N 0773100E; 120400N 0771300E;113800N 0770000E; 124500N 0762700E;124500N 0770900E; 125030N 0770830E; 130100N 0772600E and 130000N 0782500E FL 460 / FL 255 D	Chennai Upper ACC	Chennai Control Chennai Radar (RSR) English H24	118.9 MHZ 120.75 MHZ 124.5 MHZ 128.1 MHZ 132.5 MHZ 134.125 MHZ 134.25 MHZ 134.425 MHZ
Cochin Control Area Area bounded by lines joining points 103700N 0742000E; 093000N 0760700E; 093000N 0765800E; 101800N 0772700E; 103600N 0774600E; 105700N 0772700E; 110900N 0772700E; 111806N 0772456E; 115800N 0773100E; 120400N 0771300E; 113806N 0765956E; 124530N 0762715E; 122229N 0751514E to point of origin. FL 255 / FL 145 D	Cochin ACC	Cochin Control English H24	126.1 MHZ 128.3 MHZ
Cochin Control Area Area bounded by - 101500N 0772500E~~; 103700N 0770500E then~~; 103639N 0770519E then along ~~along~~ clockwise arc of 25 NM ~~radius centred at~~radius ~~Coimbatore VOR CCB to 105417N 0763841E;~~ centred at Coimbatore ARP to 105416N 0763812E; 105500N 762900E~~; 105600N 0761900E~~; 105559N 0761912E -then along clockwise arc ~~of 25NM radius~~of 25NM radius centred at ~~Calicut VOR CLC to 104323N~~ARP of Calicut Airport to ~~0755237E~~104318N 0755424E; -then along anti clockwise arc ~~of 45 NM radius~~of 45 NM radius centred at ~~Cochin VOR CIA to 094144N~~ARP of Cochin Airport to 094124N 0754830E; ~~0754557E;~~ 093000N 0760700E~~; 093045N~~; 093045N 0765830E ~~and 101500N 0772500E~~and 101500N 0772500E - excluding the portions which ~~fall within the~~fall within the restricted areas ~~restricted areas~~ VOR191B, VOR191C, VOR191D and ~~VOR182A~~VOR182 FL145/5500 FT ~~AMSL~~ AMSL Airspace classified as ‘D' ~~• Airspace classified as ‘D’~~ Airspace bound by a circle ~~of 25 nm radius~~of 25 NM radius centred at ARP of ~~centred at cochin ARP~~Cochin Airport. FL145/5500 FT AMSL ~~• Airspace classified as ‘C’~~ Airspace classified as ‘C’ Airspace bound by a circle ~~of 50 NM radius~~of 50 NM radius centred at ~~cochin ARP.~~ARP of Cochin Airport. FL255/FL145 • Airspace classified as ‘C’	Cochin APP	Cochin Approach English H24	126.1 MHZ 128.3 MHZ
Delhi Control Area Area bounded by 285000N 0751656E; 304559N 0745857E; 305159N 0751956E; 294400N 0755256E; 290700N 0765756E; 294500N 0771055E; 294100N 0772955E; 285600N 0771155E; - then along the river Yamuna to 283700N 0771555E; 283700N 0772955E; 283400N 0774855E; 283000N 0783055E; 274301N 0795054E; 271301N 0792154E; 274401N 0775655E; 274501N 0775255E; -then along the arc of 35NM radius centred at Agra VOR (AGG) to 272901N 0772455E; 272901N 0765056E; 262401N 0761256E; 255101N 0761256E; 260801N 0745257E; 273500N 0745257E; 280500N 0754256E; 280100N 0734457E; 284800N 0734457E; 285000N 0751656E. FL460 / FL100 • Airspace classified as Class ‘D’. Area bounded by - 300000N 0750626E; 304459N 0745327E; 304559N 0745857E; 300000N 0750626E. FL200 / FL110 • Airspace classified as Class ‘D’. D	Delhi ACC	Delhi Control English H24	120.9 MHZ 124.55 MHZ 125.7 MHZ 125.95 MHZ 132.15 MHZ 132.85 MHZ 133.9 MHZ 134.5 MHZ	1.Corridor bounded by coordinates 2952N 07551E; 2943N 07555E; 2933N 07519E; 2942N 07518E, 2952N 07551E from FL100 to FL120 is reserved for Indian Air Force aircraft crossing ATS route. This Airspace is not available for civil flights. 2.ADS/CPDLC LOG ON VIDF
Delhi Control Area Area bounded by coordinates 255101N 0761256E; 250001N 0755956E; 250001N 0741557E then along shorter arc of a circle of radius 30NM centred at Udaipur VOR (UUD) to 250501N 0735957E; 260801N 0745257E; 255101N 0761256E. FL460 / FL150 • Airspace classified as Class ‘D’. Area bounded by 284925N 0750525E; 285345N 0750435E; 304300N 0744100E; 304559N 0745857E; 285000N 0751656E; 284925N 0750525E. FL460/FL200 • Airspace classified as Class ‘D’. Airspace within a radius of 30 NM from Delhi ARP of Delhi TMA. FL285/4000 FT AMSL • Airspace classified as Class ‘C’. Airspace within a lateral limit of 30 NM to 60 NM from Delhi ARP of Delhi TMA. FL285/FL100 • Airspace classified as Class ‘C’.	Delhi ACC	Delhi Control English H24	120.9 MHZ 124.55 MHZ 125.7 MHZ 125.95 MHZ 132.15 MHZ 132.85 MHZ 133.9 MHZ 134.5 MHZ	1.Corridor bounded by coordinates 2952N 07551E; 2943N 07555E; 2933N 07519E; 2942N 07518E, 2952N 07551E from FL100 to FL120 is reserved for Indian Air Force aircraft crossing ATS route. This Airspace is not available for civil flights. 2.ADS/CPDLC LOG ON VIDF
Kolkata - Sector Lower Kolkata North (LKN) Area bounded by - 244419N 0851837E; 244437N 0870228E; 253653N 0873319E; 262957N 0865355E then along the international border of India and Nepal to 262303N 0873449E; 260605N 0875630E; 255512N 0880545E then along international border of India and Bangladesh to 230559N 0885303E then 35NM anticlockwise arc centred at Kolkata VOR CEA to 230726N 0880229E; 244419N 0851837E. FL 255/FL 105 • Airspace classified as ‘D’. Airspace within a lateral limit of 25nm radius centred at Kolkata ARP. FL 255/4000 FT AMSL • Airspace classified as ‘C’. Airspace within a lateral limit of 25 NM to 80 NM from Kolkata ARP. [Excluding airspace of Bangladesh] FL 255/FL105 • Airspace classified as ‘C’. Airspace within a lateral limit of 80 NM to 150 NM from Kolkata ARP. [Excluding airspace of Bangladesh] FL 255/FL150 • Airspace classified as ‘C’.	Kolkata APP	Kolkata Approach Kolkata Radar (ASR) English H24	127.9 MHZ	Kolkata Control Area
Kolkata ACC (LKN)	Kolkata Control Kolkata Radar (RSR) English H24	127.3 MHZ
Kolkata - Sector Lower Kolkata West (LKW) Area bounded by - 225817N 0840745E; 241232N 0842722E; 244431N 0845638E; 244419N 0851837E; 230726N 0880229E then clockwise arc of 35NM centred at Kolkata VOR CEA to 230559N 0885303E then along the international border of India and Bangladesh to 223539N 0885626E; Kolkata VOR CEA; 222203N 0875651E; 203416N 0863738E to 225817N 0840745E. FL 255/FL 105 Airspace classified as ‘D’. Airspace within a lateral limit of 25nm radius centred at Kolkata ARP. FL 255/4000 FT AMSL • Airspace classified as ‘C’. Airspace within a lateral limit of 25 NM to 80 NM from kolkata ARP. [Excluding airspace of Bangladesh] FL 255/FL105 • Airspace classified as ‘C’.	Kolkata APP	Kolkata Approach Kolkata Radar (ASR) English H24	127.9 MHZ	Kolkata Control Area
Kolkata ACC (LKW)	Kolkata Control Kolkata Radar (RSR) English	120.1 MHZ
Kolkata Oceanic Control Area: i. Sector OKC: Area bounded by -140000N 0920000E, then along Kolkata - Chennai FIR boundary to 154200N 0855400E to 163721N 0845647E to 201507N 0872651E to 182318N 0920000E then along India - Myanmar FIR boundary to 140000N 0920000E UNL / GND a. Airspace within ATS route segment outside controlled airspace is classified as ‘E’. b. Airspace outside ATS route segment is classified as ‘G’	Kolkata Radio (~~MWARA~~RDARA)	Kolkata Radio English H24	~~10066~~ 2872 KHZ ~~2947~~ 5580 KHZ ~~3491~~ 6583 KHZ ~~6556~~ 8861 KHZ 8906 KHZ	HF frequency 8861 KHz is introduced as MWARA frequency between 1330 UTC to 0130 UTC next day. All International flights are advised to contact Kolkata Radio on 8861KHz, in case of communication difficulties on HF MWARA frequencies 10066/10051/6556/3491/2947KHz due propagation constraints
Kolkata Radio (RDARA)	Kolkata Radio English H24	2872 KHZ 5580 KHZ 6583 KHZ 8861 KHZ 8906 KHZ
Kolkata OCC	Kolkata Oceanic Control English H24	128.3 OTHER
Kolkata Radio (MWARA)	Kolkata Radio English H24	10066 KHZ 2947 KHZ 3491 KHZ 6556 KHZ
Kolkata Upper Control Area: Sector UBS Area bounded by lines joining points 213009N 0803537E; 184300N 0820000E; 184100N 0824900E; 163721N 0845647E; 201507N 0872651E; 205025N 0862049E; 215903N 0850927E; 210316N 0834700E; 205427N 0823604E; 210042N 0813615E to point of origin. FL 460 / FL 255 D	Kolkata ACC	Kolkata Control/Kolkata Radar (RSR) English	132.35 MHZ	Sector Upper Bhubaneshwar (UBS)
Kolkata Upper Control Area: Sector UKE Area bounded by - Kolkata VOR CEA, 223539N 0885626E; 210000N 0920000E; 182318N 0920000E; 201507N 0872651E; 205025N 0862049E; 222203N 0875651E; Kolkata VOR CEA. FL 460/FL 255 • Airspace classified as ‘D’. Airspace within a lateral limit of 25 NM radiu centred at Kolkata ARP. FL 285/FL255 • Airspace classified as ‘C’. Airspace within a lateral limit of 25 NM to 80 NM from Kolkata ARP. [Excluding airspace o Bangladesh] FL 285/FL255 • Airspace classified as ‘C’. Airspace within a lateral limit of 80 NM to 150 NM from Kolkata ARP. [Excluding airspace o Bangladesh] FL 285/FL255 • Airspace classified as ‘C’.	Kolkata ACC	Kolkata Control Kolkata Radar (RSR) English	120.575 MHZ	Sector Upper Kolkata East (UKE) Within the triangular area of Dhaka FIR 210000N 0920000E; 223500N 0885600E and 213800N 0891000E responsibility for the provision of ATS between FL050 to FL460 is delegated to India
Kolkata Upper Control Area: Sector UKN Area bounded by - 244419N 0851837E; 264755N 0851105E then along the Indo-Nepal border to 262303N 0873449E; 260605N 0875630E; 255512N 0880545E then along international border of India and Bangladesh to 230559N 0885303E then 35NM anticlockwise arc centred at (CEA VOR) to 230726N 0880229E; 244419N 0851837E FL 460/FL 255 • Airspace classified as ‘D’. Airspace within a lateral limit of 25 NM radius centred at Kolkata ARP. FL 285/FL255 • Airspace classified as ‘C’. Airspace within a lateral limit of 25 NM to 80 NM from Kolkata ARP. [Excluding airspace of Bangladesh] FL 285/FL255 • Airspace classified as ‘C’. Airspace within a lateral limit of 80 NM to 150 NM from kolkata ARP. [Excluding airspace of Bangladesh] FL 285/FL255 • Airspace classified as ‘C’	Kolkata ACC	Kolkata Control - Kolkata Radar (RSR) English	133.75 MHZ	Sector Upper Kolkata North (UKN)
Kolkata Upper Control Area: Sector UKW Area bounded by - 225817N 0840745E; 234355N 0832608E; 240036N 0834933E; 244431N 0845638E; 244419N 0851837E; 230726N 0880229E; then clockwise arc of 35NM centred at Kolkata VOR CEA to 230559N 0885303E then along the international border of India and Bangladesh to 223539N 0885626E; Kolkata VOR CEA; 222203N 0875651E; 205025N 0862049E; 215903N 0850927E; 225817N 0840745E FL 460/FL 255 • Airspace classified as ‘D’. Airspace within a lateral limit of 25 NM radius centred at Kolkata ARP. FL 285/FL255 • Airspace classified as ‘C’. Airspace within a lateral limit of 25 NM to 80 NM from Kolkata ARP. [Excluding airspace of Bangladesh] FL 285/FL255 • Airspace classified as ‘C’. Airspace within a lateral limit of 80 NM to 150 NM from Kolkata ARP. [Excluding airspace of Bangladesh] FL 285/FL255 • Airspace classified as ‘C’.	Kolkata ACC	Kolkata Control/Kolkata Radar (RSR) English	132.25 MHZ	Sector Upper Kolkata West (UKW)
Kolkata Upper Control Area: Sector UBN Area bounded by - 231049N 0800334E; 250001N 0790455E; 250801N 0785955E; 253601N 0793554E; 251701N 0794954E; 262401N 0801154E; 264531N 0805340E; 270922N 0813300E; 273424N 0824443E then along the international border of Nepal and India to 264755N 0851105E; 244419N 0851837E; 244431N 0845638E; 240036N 0834933E; 234355N 0832608E; 235753N 0802058E; 231049N 0800334E. FL 460 / FL 255 D	~~Kolkata~~ Varanasi ACC	~~Kolkata~~ Varanasi Control/~~Kolkata~~ Varanasi Radar (RSR) English	~~127~~120.~~575~~ 75 MHZ 132.4 MHZ	Sector Upper Varanasi (UBN)
Kolkata Upper Control Area: Sector URP Area bounded by lines joining points 213009N 0803537E; 210042N 0813615E; 205427N 0823604E; 210316N 0834700E; 215903N 0850927E; 225817N 0840745E; 234355N 0832608E; 235753N 0802058E; 231049N 0800334E; 222850N 0802116E to point of origin. FL 460 / FL 255 D	Kolkata ACC	Kolkata Control/Kolkata Radar (RSR) English	125.9 MHZ	Sector Upper Raipur (URP)
Lucknow Control Area - Sector A Area bounded by lines joining points 274301N 0795054E; 265801N 0810054E; 264718N 0812436E; 263014N 0811717E; 261435N 0810520E; 263201N 0804354E; 271301N 0792154E; 274301N 0795054E to point of origin. FL 155 / FL 50 D	Lucknow ~~ACC~~APP	Lucknow ~~Control~~Approach English ~~H24~~HO	~~120~~118.45 6 MHZ	1. Air Traffic Services within Restricted Areas, when not active, will be provided by Lucknow ACC under Flexible Use of Airspace. 2. Status of Restricted Area and its Controlling unit may be obtained from Lucknow ACC.
Lucknow ~~APP~~ACC	Lucknow ~~Approach~~Control English HOH24	~~118~~120.6 45 MHZ
Lucknow Control Area - Sector B Area bounded by lines joining points 264718N 0812436E; 262801N 0820053E; 255301N 0813253E; 261435N 0810520E; 263014N 0811717E to point of origin. FL 105 / FL 60 D	Lucknow ACC	Lucknow Control English H24	120.45 MHZ	1. Air Traffic Services within Restricted Areas, when not active, will be provided by Lucknow ACC under Flexible Use of Airspace. 2. Status of Restricted Area and its Controlling unit may be obtained from Lucknow ACC.
Lucknow APP	Lucknow Approach English HO	118.6 MHZ
Lucknow Control Area - Sector East Area bounded by lines joining points 273424N 0824443E; 270922N 0813300E; 264531N 0805340E; 262401N 0801154E; 255358N 0800131E; 252555N 0802744E; 263015N 0811717E; 264718N 0812436E to point of origin. FL 255 / FL 105 D	Lucknow ACC	Lucknow Control English H24	120.45 MHZ	1. Air Traffic Services within Restricted Areas, when not active, will be provided by Lucknow ACC under Flexible Use of Airspace. 2. Status of Restricted Area and its Controlling unit may be obtained from Lucknow ACC.
Lucknow Control Area - Sector West Area bounded by coordinates - 283612N 0804021E, then along the Indo-Nepal border to 273424N 0824443E; 270922N 0813300E, 264531N 0805340E; 262401N 0801154E; 255358N 0800131E; 263513N 0790228E; 271301N 0792154E; 272001N 0792854E; 274301N 0795054E; 282551N 0803028E; 283612N 0804021E FL 255 / FL 105 D	Lucknow ACC	Lucknow Control English H24	120.45 MHZ	1. Air Traffic Services within Restricted Areas, when not active, will be provided by Lucknow ACC under Flexible Use of Airspace. 2. Status of Restricted Area and its Controlling unit may be obtained from Lucknow ACC.
Mangalore Control Area Circular area centered on ARP VOML (125743N 0745323E) within a 50NM radius. FL 145 / 5500FT AMSL D	Mangalore TWR	Mangalore Tower English HO	122.1 MHZ 127.55 MHZ
Mangalore Control Area Area bounded by lines joining points 110000N 0720000E; 110000N 0730600E; 101500N 0740700E; 103700N 0742000E; 122229N 0751514E; 124530N 0762715E; 125030N 0762500E; 132900N 0760500E then along the clockwise arc of a circle of 90NM radius centred on 130800N 0773700E to 142500N 0764700E; 144000N 0763600E; 145600N 0760600E; 144700N 0755800E; 155100N 0743700E; 162600N 0741100E; 162200N 0733400E; 161700N 0730000E; 150000N 0733500E; 150000N 0720000E to point of origin. FL 255 / FL 145 D	Mangalore ACC	Mangalore Control Mangalore Radar (RSR) English H24	127.55 MHZ 128.7 MHZ
Nagpur Control Area Circular area centered on DVOR NNP (210453N 0790322E) within a 50NM radius. FL 145 / FL 55 D	Nagpur APP	Nagpur Approach English H24	118.1 MHZ 120.4 MHZ
Nagpur Control Area - Sector A Area bounded by coordinates: 233032N 0764956E; 222850N 0802116E; 213009N 0803537E; 184300N 0820000E; 194303N 0770956E; 193603N 0764956E; 233032N 0764956E Except Area bounded by circle of radius 50NM centred at Nagpur VOR (NNP) between FL145/FL095 FL 460 / FL 95	Nagpur ACC	Nagpur Control Nagpur Radar (RSR) English H24	123.9 MHZ 132.3 MHZ 133.65 MHZ
Nagpur Control Area - Sector B Area bounded by lines joining points 193603N 0764956E; 191900N 0760000E; 234502N 0755956E; 233032N 0764956E to point of origin. FL 460 / FL 145 D	Nagpur ACC	Nagpur Control Nagpur Radar (RSR) English H24	123.9 MHZ 132.3 MHZ 133.65 MHZ
Nagpur Control Area - Sector C Area bounded by lines joining points 250001N 0755956E; 250001N 0790455E; 231049N 0800334E; 222850N 0802116E; 233032N 0764956E; 234502N 0755956E to point of origin. FL 460 / FL 195 D	Nagpur ACC	Nagpur Control Nagpur Radar (RSR) English H24	123.9 MHZ 132.3 MHZ 133.65 MHZ
Patna Lower Control Area- Sector East ~~Area bounded by lines joining points to point of origin.~~ Area bounded by - 264754N 0851105E then along the Indo-Nepal International Border to 262957N 0865355E; 253653N 0873319E; 244437N 0870228E; 244419N 0851837E to 264754N 0851105E FL 255 / FL 105 D	Patna ACC	Patna Control English OTHER	121.1 MHZ	* Refer NOTAM
Patna Lower Control Area- Sector West ~~Area bounded by lines joining points to point of origin.~~ Area bounded by - 244431N 0845638E; 244419N 0851837E; 264754N 0851105E then along the Indo-Nepal International Border to 265355N 0850030E, 253132N 0835507E, 244431N 0845638E. FL 255 / FL 105 D	Patna APP	Patna Approach English HO	121.1 MHZ	* Refer NOTAM
Ranchi Control Area - Sector A Area bounded by lines joining points 223340N 0854200E then along the clockwise arc of a circle of 50NM radius centred on ARP VERC (231851N 0851916E) to 231230N 0861330E; 231230N 0854840E; 225250N 0853225E to point of origin. FL 105 / FL 55 D	Ranchi APP	Ranchi Approach English HO	118.05 MHZ 124.3 MHZ
Ranchi Control Area - Sector B Area bounded by lines joining points 223340N 0854200E; 224845N 0861003E; 231230N 0861330E; 231230N 0854840E; 225250N 0853225E to point of origin. FL 105 / FL 70 D	Ranchi APP	Ranchi Approach English HO	118.05 MHZ 124.3 MHZ
Thiruvananthapuram Control Area Circular area centered on DVOR TVM (082831N 0765531E) within a 50NM radius. FL 145 / 5500FT AMSL D	Thiruvananthapuram APP	Thiruvananthapuram Approach Thiruvananthapuram Radar English H24	119.6 MHZ
Thiruvananthapuram Control Area Area bounded by - 111400N 0781200E; 110300N 0781700E; 100000N 0794000E; 100000N 0800000E; 090000N 0793000E; 070000N 0770000E; 060000N 0770000E; 060000N 0740000E; 073000N 0740000E; 073000N 0720000E; 110000N 0720000E; 110000N 0730600E; 101500N 0740700E; 103700N 0742000E; 093000N 0760700E; 093000N 0765800E; 101800N 0772700E; 103600N 0774600E; 105700N 0772700E; 110900N 0772700E; 111800N 0772400E; then along anticlock wise arc of 100NM radius centred at 125705.1N 0773955.7E to 112130N 0780745E and 111400N 0781200E FL255/FL145 • Airspace classified as Class ‘D’ Airspace within a radius of 15 NM from Thiruvananthapuram ARP. FL255/5500 FT AMSL • Airspace classified as Class ‘C’ Airspace within a lateral limit of 15NM to 50NM from Thiruvananthapuram ARP. FL255/8500 FT AMSL • Airspace classified as Class ‘C’	Thiruvananthapuram ACC	Thiruvananthapuram Control Thiruvananthapuram Radar (RSR) English H24	125.95 MHZ 132.25 MHZ
Tiruchirappalli Control Area Area bounded by lines joining points 102600N 0781121E; 101749N 0782403E; 100929N 0783644E; 100537N 0784500E; 095600N 0784730E then along the counter clockwise arc of a circle of 50NM radius centred on DVOR TTR (104607N 0784329E) to 113400N 0783600E then along the clockwise arc of a circle of 100NM radius centred on 125705N 0773956E to 112130N 0780745E; 111400N 0781200E; 110300N 0781700E; 104906N 0780956E; 103206N 0781355E to point of origin. FL 145 / FL 55 D	Tiruchirappalli APP	Tiruchirappalli Approach English HO	124 MHZ
Udhampur Control Area (Indian Air Force) Area bounded by - 341958N 0732757E; 341958N 0752956E; 330959N 0753156E; 315959N 0755956E; 314359N 0753956E; 320659N 0751556E; -then along International boundary to 341958N 0732757E. UNL / 17000FT AMSL - North of 3310N UNL / 12000FT AMSL - South of 3310N	Udhampur ACC	Udhampur Control English HO	122.7 MHZ
Varanasi Control Area Sector Lower Varanasi (LBN) Area bounded by -231049N 0800334E; 250001N 0790455E; 250801N 0785955E; 253601N 0793554E; 251701N 0794954E; 255358N 0800131E; 252555N 0802744E; 263014N 0811717E; 264718N 0812436E; 273424N 0824443E then along the border of Nepal and India to 265355N 0850030E; 253132N 0835507E; 244431N 0845638E; 241232N 0842722E; 225817N 0840745E; 223024N 0820000E; 231049N 0800334E. FL 255 / FL 105 D	Varanasi ACC	Varanasi Control Varanasi Radar (RSR) English H24	132.4 MHZ
Varanasi APP	Varanasi Approach English H24	120.75 MHZ
Vishakhapatnam Control Area Circular area centered on VOR VVZ (174004N 0831510E) within a 50NM radius. FL 145 / 5500FT AMSL D	Vishakhapatnam TWR	Vishakhapatnam Approach English HO	123.5 MHZ

Name,

Lateral Limits

Vertical Limits

Class of airspace

Unit providing service

Call sign

Languages

Area and condition of use

Hours of service

Frequency/Purpose

Remarks

Ahmedabad Control Area

Area bounded by lines joining points 215802N 0714958E; 232202N 0705059E then along the clockwise arc of a circle of 100NM radius centred on DVOR AAE (230405N 0723745E) to 243401N 0732357E then along the counter clockwise arc of a circle of 30NM radius centred on DVOR UUD (243646N 0735339E) to 240702N 0740257E then along the clockwise arc of a circle of 100NM radius centred on DVOR AAE (230405N 0723745E) to 213102N 0731858E; 214002N 0723858E then along the counter clockwise arc of a circle of 25NM radius centred on DVOR BVR (214507N 0721126E) to point of origin.

FL 145 / FL 70

Ahmedabad APP

Ahmedabad Approach

English

H24

119.8 MHZ

Delhi Control Area

Area bounded by - 283700N 0771555E;

283700N 0772955E; 283400N 774855E;

283000N 0783055E; 274401N 0775655E;

274501N 0775255E;

-then along the arc of 35NM radius centred at

Agra VOR (AGG) to 272901N 0772455E;

272901N 0765056E; 280500N 0754256E;

285000N 0753356E; 293300N 0755956E; 290700N 0765756E; 294500N 0771055E;

294100N 0772955E; 285600N 0771155E; -then

along river Yamuna to 283700N 0771555E

FL 100 / FL 50

Delhi Approach Control.

Delhi Approach Delhi Radar

English

H24

118.825 MHZ

124.2 MHZ

126.35 MHZ

1.Corridor

bounded by

coordinates

2952N 07551E;

2943N 07555E;

2933N 07519E;

2942N 07518E,

2952N 07551E

from FL100 to

FL120 is

reserved for

Indian Air

Force aircraft

crossing ATS

route. This

Airspace is not

available for

civil flights.

2.ADS/CPDLC

LOG ON VIDF

Guwahati Control Area

Area bounded by - 262702N 0903949.0E;

262702N 0921448E; 260737N 0922332E;

260715N 0922155E; 254720N 0921620E; 251845N 0924835E

-then along an anticlockwise arc of 25NM

centred 245502N 0925848E to 245602N

0923048E along Indo- Bangladesh border to

252002N 0895250E; 254602N 0903949E;

262702N 0903949E

FL 460 / FL 85

Guwahati APP

Guwahati Approach Guwahati Radar(TAR)

English

120.5 MHZ

123.3 MHZ

i. All aircraft operating within Guwahati FIR shall relay in-flight position report and departure information. Forward estimates etc. as appropriate on HF RDARA frequency to Guwahati FIC.

ii. Flight operating on ATS route A599 & B465 will follow the existing procedure and report position to Kolkata FIC on appropriate HF MWARA frequency.

iii. In case of poor contact on HF, pilot shall request appropriate ATC unit on VHF to relay its position to Guwahati FIC.

iv. All aerodromes within Guwahati FIR shall pass relevant aircraft movement data to Guwahati FIC through available channels.

v. Hours of operation of Guwahati FIC: 0030-1430 UTC daily. (Refer Notam for current watch hours).

Hashimara Control Area (Indian Air Force)

Area bounded by coordinates:-

265901N 0885550E; then along Indo-Bhutan border to 264302N 0895249E; 263702N 0895149E;

262702N 0903949E; 260602N 0903949E; 261502N 0894749E; 260902N 0894449E; 262602N 0885550E

to point of origin.

UNL / FL 075

Hashimara APP

Hashimara Approach

English

130.4 MHZ

Hyderabad Control Area

Area bounded by lines joining points 175004N 0774756E; 174304N 0775356E then along the clockwise arc of a circle of 25NM radius centred on 175504N 0772956E to 172839N 0773411E then along the counter clockwise arc of a circle of 50NM radius centred on VOR HIA (171340N 0782421E) to 175544N 0775535E to point of origin.

FL 145 / 5500FT AMSL

Hyderabad APP

Hyderabad Approach

Hyderabad Radar

English

H24

120.25 MHZ

120.55 MHZ

Hyderabad Control Area

Area bounded by lines joining points 164000N 0760000E; 180000N 0760000E; 191900N 0760000E; 194300N 0771000E; 184250N 0820000E; 171500N 0820000E; 155900N 0791300E; 155700N 0773100E to point of origin.

FL 255 / FL 145

Hyderabad ACC.

Hyderabad Control Hyderabad Radar (RSR)

English

H24

120.95 MHZ

128.35 MHZ

Hyderabad Control Area Class 'C'

Airspace bound by a circle of 30 nm radius

centred at Shamshabad ARP.

FL100/6000 FT AMSL

• Airspace classified as Class ‘C’

Airspace bound by a circle of 50 nm radius

centred at Shamshabad ARP.

FL145/FL100

• Airspace classified as Class ‘C’

Airspace bound by a circle of 100 NM radius

centred at Shamshabad ARP upto the lateral

limits of Hyderabad control area (LHS) where it

is less than 100 NM.

FL255/FL145

• Airspace classified as Class ‘C’

Hyderabad ACC.

Hyderabad Control Hyderabad Radar (RSR)

English

H24

120.95 MHZ

128.35 MHZ

Indore Control Area

Area bounded by lines joining points 224000N 0764240E; 225115N 0763600E; 230800N 0762845E; 231700N 0762845E then along the counter clockwise arc of a circle of 50NM radius centred on 224324N 0754820E to point of origin.

FL 145 / FL 55

Indore APP

Indore Approach

English

122.8 MHZ

Jaipur Control Area 1

Area bounded by lines joining points 272210N 0743841E; 274906N 0751908E; 273558N 0763807E; 263257N 0762243E to point of origin.

FL 150 / FL 110

Jaipur ACC

Jaipur Area

English

125.975 MHZ

127.575 MHZ

Jaipur Control Area 2

Area bounded by lines joining points 272210N 0743841E; 263257N 0762243E; 250001N 0755956E; 250000N 0741330E then along the counter clockwise arc of a circle of 30NM radius centred on DVOR UUD (243646N 0735339E) to 250000N 0733243E; 261336N 0725543E to point of origin.

FL 255 / FL 110

Jaipur ACC

Jaipur Area

English

125.975 MHZ

127.575 MHZ

Kolkata - Sector Lower Kolkata East (LKE)

Area bounded byKolkata VOR CEA, 223539N 0885626E;

210000N 0920000E; 182318N 0920000E;

201507N 0872651E; 203416N 0863738E;

222203N 0875651E; to Kolkata VOR CEA.

FL 255/FL 105

Airspace within a lateral limit of 25nm radius

centred at Kolkata ARP.

FL 255/4000 FT AMSL

• Airspace classified as ‘C’.

Airspace within a lateral limit of 25 NM to 80

NM from Kolkata ARP. [Excluding airspace of

Bangladesh]

FL 255/FL105

• Airspace classified as ‘C’.

Airspace within a lateral limit of 80 NM to 150

NM from Kolkata ARP. [Excluding airspace of

Bangladesh]

FL 255/FL150

• Airspace classified as ‘C’.

Kolkata APP

Kolkata Approach Kolkata Radar (ASR)

English

H24

127.9 MHZ

Within the triangular

area of Dhaka FIR

210000N 0920000E;

223500N 0885600E

and213800N

0891000E

responsibility for the

provision of ATS

between FL 50 to FL

460 is delegated to

India.

FL 255/FL 50

Airspace classified

as ‘D’.

Kolkata ACC (LKE)

Kolkata Control

Kolkata Radar (RSR)

English

120.7 MHZ

Ahmedabad Control Area

Area bounded by lines joining points 250001N 0755956E; 210003N 0755956E; 214020N 0723710E then along the clockwise arc of a circle of 25NM radius centred on DVOR BVR (214507N 0721126E) to 212000N 0721220E; 211131N 0720523E; 204803N 0712758E; 220420N 0704241E then along the clockwise arc of a circle of 15NM radius centred on DVOR RKT (221847N 0704642E) to 223100N 0703700E; 224815N 0703900E; 224830N 0705000E; 225002N 0710459E; 225148N 0711200E; 232202N 0705059E; 235802N 0684000E then along India - Pakistan Border up to 252348N 0703953E; 245100N 0732600E then along the clockwise arc of a circle of 30NM radius centred on DVOR UUD (243646N 0735339E) to 250000N 0741330E to point of origin.

FL 460 / FL 145

Ahmedabad ACC

Ahmedabad Radar

English

H24

123.75 MHZ

134.2 MHZ

Ahmedabad Control Area - Class C

Airspace within a radius of 30 NM from Ahmedabad ARP of Ahmedabad TMA.

FL 285 / 5500 FT AMSL

Airspace classified as Class "C"

Airspace within a lateral limit of 30 NM to 100 NM from Ahmedabad ARP of Ahmedabad TMA.

FL 285 / FL 070

Airspace cllasified as Class "C"

Airspace beyond 100 NM from Ahmedabad ARP of Ahmedabad TMA.

FL 285 / FL 145

Airspace classified as Class "C"

Ahmedabad ACC

Ahmedabad Radar

English

H24

123.75 MHZ

134.2 MHZ

Ahmedabad Control Area - Sector East

Area bounded by lines joining points 215600N 0723500E; 230405N 0723745E; 245100N 0732600E then along the clockwise arc of a circle of 30NM radius centred on DVOR UUD (243646N 0735339E) to 250000N 0741330E; 250001N 0755956E; 210003N 0755956E; 214020N 0723710E then along the counter clockwise arc of a circle of 25NM radius centred on DVOR BVR (214507N 0721126E) to point of origin.

FL 460 / FL 145

Ahmedabad ACC

Ahmedabad Radar

English

H24

123.75 MHZ

134.2 MHZ

Ahmedabad Control Area - Sector West

Area bounded by lines joining points 215600N 0723500E then along the clockwise arc of a circle of 25NM radius centred on DVOR BVR (214507N 0721126E) to 212000N 0721220E; 211131N 0720523E; 204803N 0712758E; 220420N 0704241E then along the clockwise arc of a circle of 15NM radius centred on DVOR RKT (221847N 0704642E) to 223100N 0703700E; 224815N 0703900E; 224830N 0705000E; 225002N 0710459E; 225148N 0711200E; 232202N 0705059E; 235802N 0684000E then along India - Pakistan Border up to 252348N 0703953E; 245100N 0732600E; 230405N 0723745E to point of origin.

FL 460 / FL 145

Ahmedabad ACC

Ahmedabad Radar

English

H24

123.75 MHZ

134.2 MHZ

Calicut Control Area

Area bounded by lines joining points 111559N 0762114E; 111500N 0763100E; 105500N 0762900E; 105559N 0761912E then along the clockwise arc of a circle of 25NM radius centred on ARP VOCL (110816N 0755702E) to point of origin.

FL 145 / 5500FT AMSL

Calicut Tower.

Calicut Tower

English

122.95 MHZ

123.35 MHZ

Chennai Control Area

Area bound by a circle of radius 50 NM

centred at 125936.1N 0801014.5E excluding the

vertical and lateral limits of Tirupati CTR

when active.

FL 145 / FL 50

Chennai APP

Chennai Approach Chennai Radar

English

H24

124.45 MHZ

127.9 MHZ

Chennai Control Area

Area bounded by -

155800N 0784500E;142300N 0785400E;

140100N 0791600E then along anticlockwise

arc of 80NM radius centred at (125936.1N

0801014.5E) to 133200N 0785500E;

132000N 0791400E

then along anti clockwise arc of 25NM

radius centred at Tirupati VOR to

131316N 0792821E;125936N 0801015E;

134923N 0842716E;154200N 0855400E;

184100N 0824900E;184250N 0820000E;

171500N 0820000E; 155900N 0791300E and

155800N0784500E

FL 255 / FL 145

Chennai ACC.

Chennai Control

Chennai Radar (RSR)

English

H24

125.3 MHZ

Chennai Control Area

Area bounded by -

133200N 0785500E; then along

anticlockwise arc of 80 NM radius

centred at (125936.1N 0801014.5E) to

130000N 0784800E;130000N 0782500E;

124500N 0782500E;122805 N0791655E;

- then along clockwise arc of 100NM radius

centred at 125705.1N 0773955.7E to

112130N 0780745E; 111400N 0781200E;

110300N 0781700E; 100000N 0794000E;

100000N 0800000E; 100006N 0814654E;

-then along the anticlockwise arc of 200 NM

centred at (125936.1N 0801014.5E) to

123935N 0833323E;134923N 0842716E;

125936N 0801015E; 131316N 0792821E;

- then along clockwise arc of 25 NM radius

centred at Tirupati VOR to

132000N 0791400E; 133200N 0785500E

FL255/FL145

• Airspace classified as Class ‘D’

Airspace bound by a circle of 30 NM radius

centred at Chennai ARP.

FL150/FL055

Airspace classified as Class ‘C’

Airspace bound by a circle of 30 NM to 50 NM

radius centred at Chennai ARP.

FL150/FL070

• Airspace classified as Class ‘C’

CHENNAI ACC

Chennai Control

Chennai Radar ( RSR )

English

120.75 MHZ

Chennai Oceanic Control Area:

i. Sector OCN

Area bounded by

123935N 0833323E; 1542N 08554E;

1400N 09200E; 1330N 09425E;

075840N 09425E; 1140N 08649E and

123935N 0833323E excluding the Controlled

Airspace of Portblair and Carnicobar

UNL/GND or sea level

• Airspace within ATS Routes is Classified as

‘E’

• Airspace outside ATS Route segment is

Classified as ‘G’

Chennai Radio (RDARA)

Chennai Radio

English

H24

2872 KHZ

6583 KHZ

8861 KHZ

8909 KHZ

Chennai Radio (MWARA)

Chennai Radio

English

H24

10036 KHZ

11285 KHZ

13318 KHZ

3470 KHZ

5670 KHZ

6655 KHZ

Chennai OCC

Chennai Oceanic Control

English

H24

126.15 MHZ

Chennai Oceanic Control Area:

ii. Sector OCS

Area bounded by

123935N 0833323E; 1140N 08649E; 075840N

09425E; 0600N 09425E; 0600N 09200E;

1000N 08200E; 100005.9N 0814653.9E; -then

along the anticlockwise arc of 200NM centered

at (125936.1N 0801014.5E) to 123935N

0833323E excluding the Controlled Airspace of

Campbell bay and Car nicobar.

UNL/GND or sea level

• Airspace within ATS Routes is Classified as

‘E’

• Airspace outside ATS Route segment is Classified as

‘G’

Chennai OCC

Chennai Oceanic Control

English

H24

126.15 MHZ

Chennai Radio (MWARA)

Chennai Radio

English

H24

10036 KHZ

11285 KHZ

13318 KHZ

3470 KHZ

5670 KHZ

6655 KHZ

Chennai Radio (RDARA)

Chennai Radio

English

H24

2872 KHZ

6583 KHZ

8861 KHZ

8909 KHZ

Chennai Sector UBL

Area bounded by lines joining points 164000N 0760000E; 155700N 0773100E; 155800N 0784500E; 142300N 0785400E; 140100N 0791600E then along the counter clockwise arc of a circle of 80NM radius centred on 125936N 0801015E to 130000N 0784800E; 130100N 0771410E then along the clockwise arc of a circle of 30NM radius centred on VOR BIA (131225N 0774356E) to 133330N 0772045E; 144000N 0763600E; 145600N 0760600E; 144700N 0755800E; 155100N 0743700E; 162600N 0741100E; 163600N 0752800E to point of origin.

FL 460 / FL 255

Chennai ACC (UBL)

Chennai Control

Chennai Radar (RSR)

English

H24

124.5 MHZ

134.125 MHZ

Chennai Sector UHS

Area bounded by lines joining points 164000N 0760000E; 180000N 0760000E; 191900N 0760000E; 194300N 0771000E; 184250N 0820000E; 171500N 0820000E; 155900N 0791300E; 155700N 0773100E to point of origin.

FL 460 / FL 255

Chennai ACC (UHS)

Chennai Control

Chennai Radar (RSR)

English

H24

119.25 MHZ

128.1 MHZ

Chennai Sector UML

Area bounded by lines joining points 110000N 0720000E; 110000N 0730600E; 101500N 0740700E; 103700N 0742000E; 093000N 0760700E; 093000N 0765800E; 101800N 0772700E; 103600N 0774600E; 105700N 0772700E; 110900N 0772700E; 111806N 0772456E; 115800N 0773100E; 120400N 0771300E; 113806N 0765956E; 124530N 0762715E; 124530N 0770830E; 125030N 0770830E; 130100N 0772550E; 130100N 0771410E then along the clockwise arc of a circle of 30NM radius centred on VOR BIA (131225N 0774356E) to 133330N 0772045E; 144000N 0763600E; 145600N 0760600E; 144700N 0755800E; 155100N 0743700E; 162600N 0741100E; 162200N 0733400E; 161700N 0730000E; 150000N 0733500E; 150000N 0720000E to point of origin.

FL 460 / FL 255

Chennai ACC (UML)

Chennai Control

Chennai Radar ( RSR )

English

H24

134.425 MHZ

Chennai Sector UMM

Area bounded by lines joining points 155800N 0784500E; 142300N 0785400E; 140100N 0791600E then along the counter clockwise arc of a circle of 80NM radius centred on 125936N 0801015E to 130000N 0784800E; 130000N 0782500E; 124500N 0782500E; 122800N 0791700E then along the clockwise arc of a circle of 100NM radius centred on 125705N 0773955E to 112130N 0780745E; 111400N 0781200E; 110300N 0781700E; 100000N 0794000E; 100000N 0800000E; 100006N 0814654E then along the counter clockwise arc of a circle of 200NM radius centred on 125936N 0801015E to 123935N 0833323E; 154200N 0855400E; 184100N 0824900E; 184250N 0820000E; 171500N 0820000E; 155900N 0791300E to point of origin.

FL 460 / FL 255

Chennai ACC (UMM)

Chennai Control

Chennai Radar (RSR)

English

H24

118.9 MHZ

134.25 MHZ

Chennai ACC

Chennai Sector UTV

Area bounded by lines joining points 111400N 0781200E; 110300N 0781700E; 100000N 0794000E; 100000N 0800000E; 090000N 0793000E; 070000N 0770000E; 060000N 0770000E; 060000N 0740000E; 073000N 0740000E; 073000N 0720000E; 110000N 0720000E; 110000N 0730600E; 101500N 0740700E; 103700N 0742000E; 093000N 0760700E; 093000N 0765800E; 101800N 0772700E; 103600N 0774600E; 105700N 0772700E; 110900N 0772700E; 111806N 0772456E then along the counter clockwise arc of a circle of 100NM radius centred on 125705N 0773956E to 112130N 0780745E to point of origin.

FL 460 / FL 255

Chennai ACC (UTV)

Chennai Control

Chennai Radar (RSR)

English

H24

132.5 MHZ

Chennai Upper Control Area

Area bounded by -

180000N 0760000E;191900N 0760000E;

194300N 0771000E;184250N 0820000E;

184100N 0824900E;154200N 0855400E;

123935N 0833323E;

-then along the clockwise arc of 200NM centred

at (125936.1N 0801014.5E) to

100006N 0814654E;100000N 0800000E;

090000N 0793000E;070000N 0770000E;

060000N 0770000E;060000N 0740000E;

073000N 0740000E;073000N 0720000E;

150000N 0720000E;150000N 0733500E;

161700N 0730000E;162200N 0733400E;

162600N 0741100E; 163600N 0752800E;

164000N 0760000E and 180000 N0760000E

excluding the airspace bounded by

130000N 0782500E;124500N 0782500E;

122800N 0791700E;

-then along clockwise arc of 100NM radius centred at 125705.1N 0773955.7E to

111800N 0772400E; 115800N 0773100E;

120400N 0771300E;113800N 0770000E;

124500N 0762700E;124500N 0770900E;

125030N 0770830E; 130100N 0772600E and

130000N 0782500E

FL 460 / FL 255

Chennai Upper ACC

Chennai Control

Chennai Radar (RSR)

English

H24

118.9 MHZ

120.75 MHZ

124.5 MHZ

128.1 MHZ

132.5 MHZ

134.125 MHZ

134.25 MHZ

134.425 MHZ

Cochin Control Area

Area bounded by lines joining points 103700N 0742000E; 093000N 0760700E; 093000N 0765800E; 101800N 0772700E; 103600N 0774600E; 105700N 0772700E; 110900N 0772700E; 111806N 0772456E; 115800N 0773100E; 120400N 0771300E; 113806N 0765956E; 124530N 0762715E; 122229N 0751514E to point of origin.

FL 255 / FL 145

Cochin ACC

Cochin Control

English

H24

126.1 MHZ

128.3 MHZ

Cochin Control Area

Area bounded by -

101500N 0772500E~~; 103700N 0770500E then~~;

103639N 0770519E then along

~~along~~ clockwise arc of 25 NM ~~radius centred at~~radius

~~Coimbatore VOR CCB to 105417N 0763841E;~~

centred at Coimbatore ARP to

105416N 0763812E;

105500N 762900E~~; 105600N 0761900E~~;

105559N 0761912E

-then along clockwise arc ~~of 25NM radius~~of

25NM radius centred at ~~Calicut VOR CLC to 104323N~~ARP of

Calicut Airport to

~~0755237E~~104318N 0755424E;

-then along anti clockwise arc ~~of 45 NM radius~~of

45 NM radius centred at ~~Cochin VOR CIA to 094144N~~ARP of

Cochin Airport to

094124N 0754830E;

~~0754557E;~~ 093000N 0760700E~~; 093045N~~;

093045N 0765830E ~~and 101500N 0772500E~~and

101500N 0772500E

- excluding the portions which ~~fall within the~~fall

within the restricted areas

~~restricted areas~~ VOR191B, VOR191C,

VOR191D and ~~VOR182A~~VOR182

FL145/5500 FT ~~AMSL~~ AMSL

Airspace classified as ‘D'

~~• Airspace classified as ‘D’~~

Airspace bound by a circle ~~of 25 nm radius~~of

25 NM radius centred at ARP of

~~centred at cochin ARP~~Cochin Airport.

FL145/5500 FT AMSL

~~• Airspace classified as ‘C’~~

Airspace classified as ‘C’

Airspace bound by a circle ~~of 50 NM radius~~of

50 NM radius centred at ~~cochin ARP.~~ARP of

Cochin Airport.

FL255/FL145

• Airspace classified as ‘C’

Cochin APP

Cochin Approach

English

H24

126.1 MHZ

128.3 MHZ

Delhi Control Area

Area bounded by 285000N 0751656E; 304559N 0745857E; 305159N 0751956E;

294400N 0755256E; 290700N 0765756E;

294500N 0771055E; 294100N 0772955E;

285600N 0771155E;

- then along the river Yamuna to

283700N 0771555E; 283700N 0772955E;

283400N 0774855E; 283000N 0783055E;

274301N 0795054E; 271301N 0792154E;

274401N 0775655E; 274501N 0775255E;

-then along the arc of 35NM radius centred at

Agra VOR (AGG) to 272901N 0772455E;

272901N 0765056E; 262401N 0761256E;

255101N 0761256E; 260801N 0745257E;

273500N 0745257E; 280500N 0754256E;

280100N 0734457E; 284800N 0734457E;

285000N 0751656E. FL460 / FL100

• Airspace classified as Class ‘D’. Area bounded by -

300000N 0750626E; 304459N 0745327E;

304559N 0745857E; 300000N 0750626E. FL200 / FL110

• Airspace classified as Class ‘D’.

Delhi ACC

Delhi Control

English

H24

120.9 MHZ

124.55 MHZ

125.7 MHZ

125.95 MHZ

132.15 MHZ

132.85 MHZ

133.9 MHZ

134.5 MHZ

1.Corridor

bounded by

coordinates

2952N 07551E;

2943N 07555E;

2933N 07519E;

2942N 07518E,

2952N 07551E

from FL100 to

FL120 is

reserved for

Indian Air

Force aircraft

crossing ATS

route. This

Airspace is not

available for

civil flights.

2.ADS/CPDLC

LOG ON VIDF

Delhi Control Area

Area bounded by coordinates

255101N 0761256E; 250001N 0755956E;

250001N 0741557E then along shorter arc of a

circle of radius 30NM centred at Udaipur VOR

(UUD) to 250501N 0735957E; 260801N

0745257E; 255101N 0761256E.

FL460 / FL150

• Airspace classified as Class ‘D’.

Area bounded by 284925N 0750525E;

285345N 0750435E; 304300N 0744100E;

304559N 0745857E; 285000N 0751656E;

284925N 0750525E.

FL460/FL200

• Airspace classified as Class ‘D’.

Airspace within a radius of 30 NM from Delhi

ARP of Delhi TMA.

FL285/4000 FT AMSL

• Airspace classified as Class ‘C’.

Airspace within a lateral limit of 30 NM to 60

NM from Delhi ARP of Delhi TMA.

FL285/FL100

• Airspace classified as Class ‘C’.

Delhi ACC

Delhi Control

English

H24

120.9 MHZ

124.55 MHZ

125.7 MHZ

125.95 MHZ

132.15 MHZ

132.85 MHZ

133.9 MHZ

134.5 MHZ

1.Corridor

bounded by

coordinates

2952N 07551E;

2943N 07555E;

2933N 07519E;

2942N 07518E,

2952N 07551E

from FL100 to

FL120 is

reserved for

Indian Air

Force aircraft

crossing ATS

route. This

Airspace is not

available for

civil flights.

2.ADS/CPDLC

LOG ON VIDF

Kolkata - Sector Lower Kolkata North (LKN)

Area bounded by -

244419N 0851837E; 244437N 0870228E;

253653N 0873319E; 262957N 0865355E then

along the international border of India and Nepal

to 262303N 0873449E; 260605N 0875630E;

255512N 0880545E then along international

border of India and Bangladesh to 230559N

0885303E then 35NM anticlockwise arc centred

at Kolkata VOR CEA to 230726N 0880229E;

244419N 0851837E.

FL 255/FL 105

• Airspace classified as ‘D’.

Airspace within a lateral limit of 25nm radius

centred at Kolkata ARP.

FL 255/4000 FT AMSL

• Airspace classified as ‘C’. Airspace within a lateral limit of 25 NM to 80

NM from Kolkata ARP. [Excluding airspace of

Bangladesh]

FL 255/FL105

• Airspace classified as ‘C’.

Airspace within a lateral limit of 80 NM to 150

NM from Kolkata ARP. [Excluding airspace of

Bangladesh]

FL 255/FL150 • Airspace classified as ‘C’.

Kolkata APP

Kolkata Approach Kolkata Radar (ASR)

English

H24

127.9 MHZ

Kolkata Control Area

Kolkata ACC (LKN)

Kolkata Control

Kolkata Radar (RSR)

English

H24

127.3 MHZ

Kolkata - Sector Lower Kolkata West (LKW)

Area bounded by -

225817N 0840745E; 241232N 0842722E;

244431N 0845638E; 244419N 0851837E;

230726N 0880229E then clockwise arc of 35NM

centred at Kolkata VOR CEA to 230559N

0885303E then along the international border of

India and Bangladesh to 223539N 0885626E;

Kolkata VOR CEA; 222203N 0875651E;

203416N 0863738E to 225817N 0840745E.

FL 255/FL 105

Airspace classified as ‘D’.

Airspace within a lateral limit of 25nm radius

centred at Kolkata ARP.

FL 255/4000 FT AMSL

• Airspace classified as ‘C’.

Airspace within a lateral limit of 25 NM to 80

NM from kolkata ARP. [Excluding airspace of

Bangladesh]

FL 255/FL105

• Airspace classified as ‘C’.

Kolkata APP

Kolkata Approach Kolkata Radar (ASR)

English

H24

127.9 MHZ

Kolkata Control Area

Kolkata ACC (LKW)

Kolkata Control

Kolkata Radar (RSR)

English

120.1 MHZ

Kolkata Oceanic Control Area:

i. Sector OKC:

Area bounded by -140000N 0920000E, then

along Kolkata - Chennai FIR boundary to

154200N 0855400E to 163721N 0845647E to

201507N 0872651E to 182318N 0920000E then

along India - Myanmar FIR boundary to

140000N 0920000E

UNL / GND

a. Airspace within ATS route segment

outside controlled airspace is classified

as ‘E’.

b. Airspace outside ATS route segment is

classified as ‘G’

Kolkata Radio (~~MWARA~~RDARA)

Kolkata Radio

English

H24

~~10066~~ 2872 KHZ

~~2947~~ 5580 KHZ

~~3491~~ 6583 KHZ

~~6556~~ 8861 KHZ

8906 KHZ

HF frequency 8861 KHz is introduced as MWARA frequency between 1330 UTC to 0130 UTC next day. All International flights are advised to contact Kolkata Radio on 8861KHz, in case of communication difficulties on HF MWARA frequencies 10066/10051/6556/3491/2947KHz due propagation constraints

Kolkata Radio (RDARA)

Kolkata Radio

English

H24

2872 KHZ

5580 KHZ

6583 KHZ

8861 KHZ

8906 KHZ

Kolkata OCC

Kolkata Oceanic Control

English

H24

128.3 OTHER

Kolkata Radio (MWARA)

Kolkata Radio

English

H24

10066 KHZ

2947 KHZ

3491 KHZ

6556 KHZ

Kolkata Upper Control Area:

Sector UBS

Area bounded by lines joining points 213009N 0803537E; 184300N 0820000E; 184100N 0824900E; 163721N 0845647E; 201507N 0872651E; 205025N 0862049E; 215903N 0850927E; 210316N 0834700E; 205427N 0823604E; 210042N 0813615E to point of origin.

FL 460 / FL 255

Kolkata ACC

Kolkata Control/Kolkata Radar (RSR)

English

132.35 MHZ

Sector Upper Bhubaneshwar (UBS)

Kolkata Upper Control Area:

Sector UKE

Area bounded by -

Kolkata VOR CEA, 223539N 0885626E;

210000N 0920000E; 182318N 0920000E;

201507N 0872651E; 205025N 0862049E;

222203N 0875651E; Kolkata VOR CEA.

FL 460/FL 255

• Airspace classified as ‘D’.

Airspace within a lateral limit of 25 NM radiu

centred at Kolkata ARP.

FL 285/FL255

• Airspace classified as ‘C’.

Airspace within a lateral limit of 25 NM to 80

NM from Kolkata ARP. [Excluding airspace o

Bangladesh]

FL 285/FL255

• Airspace classified as ‘C’.

Airspace within a lateral limit of 80 NM to 150

NM from Kolkata ARP. [Excluding airspace o

Bangladesh]

FL 285/FL255 • Airspace classified as ‘C’.

Kolkata ACC

Kolkata Control

Kolkata Radar (RSR)

English

120.575 MHZ

Sector Upper Kolkata East (UKE) Within the triangular area of Dhaka FIR

210000N 0920000E; 223500N 0885600E

and 213800N 0891000E

responsibility for the provision of ATS

between FL050 to FL460 is

delegated to India

Kolkata Upper Control Area:

Sector UKN

Area bounded by -

244419N 0851837E; 264755N 0851105E then

along the Indo-Nepal border to

262303N 0873449E; 260605N 0875630E;

255512N 0880545E then along international

border of India and Bangladesh to

230559N 0885303E then 35NM anticlockwise

arc centred at (CEA VOR) to 230726N

0880229E; 244419N 0851837E

FL 460/FL 255

• Airspace classified as ‘D’.

Airspace within a lateral limit of 25 NM radius

centred at Kolkata ARP.

FL 285/FL255

• Airspace classified as ‘C’. Airspace within a lateral limit of 25 NM to 80

NM from Kolkata ARP. [Excluding airspace of

Bangladesh]

FL 285/FL255

• Airspace classified as ‘C’.

Airspace within a lateral limit of 80 NM to 150

NM from kolkata ARP. [Excluding airspace of

Bangladesh]

FL 285/FL255

• Airspace classified as ‘C’

Kolkata ACC

Kolkata Control - Kolkata Radar (RSR)

English

133.75 MHZ

Sector Upper Kolkata North (UKN)

Kolkata Upper Control Area:

Sector UKW

Area bounded by -

225817N 0840745E; 234355N 0832608E;

240036N 0834933E; 244431N 0845638E;

244419N 0851837E; 230726N 0880229E;

then clockwise arc of 35NM centred at Kolkata

VOR CEA to 230559N 0885303E then along

the international border of India and Bangladesh

to 223539N 0885626E; Kolkata VOR CEA;

222203N 0875651E; 205025N 0862049E;

215903N 0850927E; 225817N 0840745E

FL 460/FL 255

• Airspace classified as ‘D’.

Airspace within a lateral limit of 25 NM radius

centred at Kolkata ARP.

FL 285/FL255

• Airspace classified as ‘C’.

Airspace within a lateral limit of 25 NM to 80

NM from Kolkata ARP. [Excluding airspace of

Bangladesh]

FL 285/FL255

• Airspace classified as ‘C’.

Airspace within a lateral limit of 80 NM to 150

NM from Kolkata ARP. [Excluding airspace of

Bangladesh] FL 285/FL255

• Airspace classified as ‘C’.

Kolkata ACC

Kolkata Control/Kolkata Radar (RSR)

English

132.25 MHZ

Sector Upper Kolkata West (UKW)

Kolkata Upper Control Area:

Sector UBN

Area bounded by -

231049N 0800334E; 250001N 0790455E;

250801N 0785955E; 253601N 0793554E;

251701N 0794954E; 262401N 0801154E;

264531N 0805340E; 270922N 0813300E;

273424N 0824443E then along the international

border of Nepal and India to

264755N 0851105E; 244419N 0851837E;

244431N 0845638E; 240036N 0834933E;

234355N 0832608E; 235753N 0802058E;

231049N 0800334E.

FL 460 / FL 255

~~Kolkata~~ Varanasi ACC

~~Kolkata~~ Varanasi Control/~~Kolkata~~ Varanasi Radar (RSR)

English

~~127~~120.~~575~~ 75 MHZ

132.4 MHZ

Sector Upper Varanasi (UBN)

Kolkata Upper Control Area:

Sector URP

Area bounded by lines joining points 213009N 0803537E; 210042N 0813615E; 205427N 0823604E; 210316N 0834700E; 215903N 0850927E; 225817N 0840745E; 234355N 0832608E; 235753N 0802058E; 231049N 0800334E; 222850N 0802116E to point of origin.

FL 460 / FL 255

Kolkata ACC

Kolkata Control/Kolkata Radar (RSR)

English

125.9 MHZ

Sector Upper Raipur (URP)

Lucknow Control Area - Sector A

Area bounded by lines joining points 274301N 0795054E; 265801N 0810054E; 264718N 0812436E; 263014N 0811717E; 261435N 0810520E; 263201N 0804354E; 271301N 0792154E; 274301N 0795054E to point of origin.

FL 155 / FL 50

Lucknow ~~ACC~~APP

Lucknow ~~Control~~Approach

English

~~H24~~HO

~~120~~118.45 6 MHZ

1. Air Traffic

Services within

Restricted Areas,

when not active, will

be provided by

Lucknow ACC

under Flexible Use

of Airspace.

2. Status of

Restricted Area and

its Controlling unit

may be obtained

from Lucknow

ACC.

Lucknow ~~APP~~ACC

Lucknow ~~Approach~~Control

English

HOH24

~~118~~120.6 45 MHZ

Lucknow Control Area - Sector B

Area bounded by lines joining points 264718N 0812436E; 262801N 0820053E; 255301N 0813253E; 261435N 0810520E; 263014N 0811717E to point of origin.

FL 105 / FL 60

Lucknow ACC

Lucknow Control

English

H24

120.45 MHZ

1. Air Traffic

Services within

Restricted Areas,

when not active, will

be provided by

Lucknow ACC

under Flexible Use

of Airspace.

2. Status of

Restricted Area and

its Controlling unit

may be obtained

from Lucknow

ACC.

Lucknow APP

Lucknow Approach

English

118.6 MHZ

Lucknow Control Area - Sector East

Area bounded by lines joining points 273424N 0824443E; 270922N 0813300E; 264531N 0805340E; 262401N 0801154E; 255358N 0800131E; 252555N 0802744E; 263015N 0811717E; 264718N 0812436E to point of origin.

FL 255 / FL 105

Lucknow ACC

Lucknow Control

English

H24

120.45 MHZ

1. Air Traffic

Services within

Restricted Areas,

when not active, will

be provided by

Lucknow ACC

under Flexible Use

of Airspace.

2. Status of

Restricted Area and

its Controlling unit

may be obtained

from Lucknow

ACC.

Lucknow Control Area - Sector West

Area bounded by coordinates - 283612N

0804021E, then along the Indo-Nepal border to

273424N 0824443E; 270922N 0813300E,

264531N 0805340E; 262401N 0801154E;

255358N 0800131E; 263513N 0790228E;

271301N 0792154E; 272001N 0792854E;

274301N 0795054E; 282551N 0803028E;

283612N 0804021E

FL 255 / FL 105

Lucknow ACC

Lucknow Control

English

H24

120.45 MHZ

1. Air Traffic

Services within

Restricted Areas,

when not active, will

be provided by

Lucknow ACC

under Flexible Use

of Airspace.

2. Status of

Restricted Area and

its Controlling unit

may be obtained

from Lucknow

ACC.

Mangalore Control Area

Circular area centered on ARP VOML (125743N 0745323E) within a 50NM radius.

FL 145 / 5500FT AMSL

Mangalore TWR

Mangalore Tower

English

122.1 MHZ

127.55 MHZ

Mangalore Control Area

Area bounded by lines joining points 110000N 0720000E; 110000N 0730600E; 101500N 0740700E; 103700N 0742000E; 122229N 0751514E; 124530N 0762715E; 125030N 0762500E; 132900N 0760500E then along the clockwise arc of a circle of 90NM radius centred on 130800N 0773700E to 142500N 0764700E; 144000N 0763600E; 145600N 0760600E; 144700N 0755800E; 155100N 0743700E; 162600N 0741100E; 162200N 0733400E; 161700N 0730000E; 150000N 0733500E; 150000N 0720000E to point of origin.

FL 255 / FL 145

Mangalore ACC

Mangalore Control

Mangalore Radar (RSR)

English

H24

127.55 MHZ

128.7 MHZ

Nagpur Control Area

Circular area centered on DVOR NNP (210453N 0790322E) within a 50NM radius.

FL 145 / FL 55

Nagpur APP

Nagpur Approach

English

H24

118.1 MHZ

120.4 MHZ

Nagpur Control Area - Sector A

Area bounded by coordinates: 233032N

0764956E; 222850N 0802116E; 213009N

0803537E; 184300N 0820000E; 194303N

0770956E; 193603N 0764956E; 233032N

0764956E

Except Area bounded by circle of radius 50NM

centred at Nagpur VOR (NNP) between

FL145/FL095

FL 460 / FL 95

Nagpur ACC

Nagpur Control

Nagpur Radar (RSR)

English

H24

123.9 MHZ

132.3 MHZ

133.65 MHZ

Nagpur Control Area - Sector B

Area bounded by lines joining points 193603N 0764956E; 191900N 0760000E; 234502N 0755956E; 233032N 0764956E to point of origin.

FL 460 / FL 145

Nagpur ACC

Nagpur Control

Nagpur Radar (RSR)

English

H24

123.9 MHZ

132.3 MHZ

133.65 MHZ

Nagpur Control Area - Sector C

Area bounded by lines joining points 250001N 0755956E; 250001N 0790455E; 231049N 0800334E; 222850N 0802116E; 233032N 0764956E; 234502N 0755956E to point of origin.

FL 460 / FL 195

Nagpur ACC

Nagpur Control

Nagpur Radar (RSR)

English

H24

123.9 MHZ

132.3 MHZ

133.65 MHZ

Patna Lower Control Area- Sector East

~~Area bounded by lines joining points to point of origin.~~

Area bounded by -

264754N 0851105E then along the Indo-Nepal

International Border to 262957N 0865355E;

253653N 0873319E; 244437N 0870228E;

244419N 0851837E to 264754N 0851105E

FL 255 / FL 105

Patna ACC

Patna Control

English

OTHER

121.1 MHZ

* Refer NOTAM

Patna Lower Control Area- Sector West

~~Area bounded by lines joining points to point of origin.~~

Area bounded by -

244431N 0845638E; 244419N 0851837E;

264754N 0851105E then along the Indo-Nepal

International Border to 265355N 0850030E,

253132N 0835507E, 244431N 0845638E.

FL 255 / FL 105

Patna APP

Patna Approach

English

121.1 MHZ

* Refer NOTAM

Ranchi Control Area - Sector A

Area bounded by lines joining points 223340N 0854200E then along the clockwise arc of a circle of 50NM radius centred on ARP VERC (231851N 0851916E) to 231230N 0861330E; 231230N 0854840E; 225250N 0853225E to point of origin.

FL 105 / FL 55

Ranchi APP

Ranchi Approach

English

118.05 MHZ

124.3 MHZ

Ranchi Control Area - Sector B

Area bounded by lines joining points 223340N 0854200E; 224845N 0861003E; 231230N 0861330E; 231230N 0854840E; 225250N 0853225E to point of origin.

FL 105 / FL 70

Ranchi APP

Ranchi Approach

English

118.05 MHZ

124.3 MHZ

Thiruvananthapuram Control Area

Circular area centered on DVOR TVM (082831N 0765531E) within a 50NM radius.

FL 145 / 5500FT AMSL

Thiruvananthapuram

APP

Thiruvananthapuram Approach

Thiruvananthapuram Radar

English

H24

119.6 MHZ

Thiruvananthapuram Control Area

Area bounded by -

111400N 0781200E; 110300N 0781700E;

100000N 0794000E; 100000N 0800000E;

090000N 0793000E; 070000N 0770000E;

060000N 0770000E; 060000N 0740000E;

073000N 0740000E; 073000N 0720000E; 110000N 0720000E; 110000N 0730600E;

101500N 0740700E; 103700N 0742000E;

093000N 0760700E; 093000N 0765800E;

101800N 0772700E; 103600N 0774600E;

105700N 0772700E; 110900N 0772700E;

111800N 0772400E; then along anticlock wise

arc of 100NM radius centred at

125705.1N 0773955.7E to 112130N 0780745E

and 111400N 0781200E

FL255/FL145

• Airspace classified as Class ‘D’

Airspace within a radius of 15 NM from

Thiruvananthapuram ARP.

FL255/5500 FT AMSL

• Airspace classified as Class ‘C’

Airspace within a lateral limit of 15NM to 50NM

from Thiruvananthapuram ARP.

FL255/8500 FT AMSL

• Airspace classified as Class ‘C’

Thiruvananthapuram ACC

Thiruvananthapuram Control

Thiruvananthapuram Radar

(RSR)

English

H24

125.95 MHZ

132.25 MHZ

Tiruchirappalli Control Area

Area bounded by lines joining points 102600N 0781121E; 101749N 0782403E; 100929N 0783644E; 100537N 0784500E; 095600N 0784730E then along the counter clockwise arc of a circle of 50NM radius centred on DVOR TTR (104607N 0784329E) to 113400N 0783600E then along the clockwise arc of a circle of 100NM radius centred on 125705N 0773956E to 112130N 0780745E; 111400N 0781200E; 110300N 0781700E; 104906N 0780956E; 103206N 0781355E to point of origin.

FL 145 / FL 55

Tiruchirappalli APP

Tiruchirappalli Approach

English

124 MHZ

Udhampur Control Area (Indian Air Force)

Area bounded by - 341958N 0732757E;

341958N 0752956E; 330959N 0753156E;

315959N 0755956E; 314359N 0753956E;

320659N 0751556E;

-then along International boundary to

341958N 0732757E.

UNL / 17000FT AMSL - North of 3310N

UNL / 12000FT AMSL - South of 3310N

Udhampur ACC

Udhampur Control

English

122.7 MHZ

Varanasi Control Area

Sector Lower Varanasi (LBN)

Area bounded by -231049N 0800334E;

250001N 0790455E; 250801N 0785955E;

253601N 0793554E; 251701N 0794954E;

255358N 0800131E; 252555N 0802744E;

263014N 0811717E; 264718N 0812436E;

273424N 0824443E then along the border of

Nepal and India to 265355N 0850030E;

253132N 0835507E; 244431N 0845638E;

241232N 0842722E; 225817N 0840745E;

223024N 0820000E; 231049N 0800334E.

FL 255 / FL 105

Varanasi ACC

Varanasi Control

Varanasi Radar (RSR)

English

H24

132.4 MHZ

Varanasi APP

Varanasi Approach

English

H24

120.75 MHZ

Vishakhapatnam Control Area

Circular area centered on VOR VVZ (174004N 0831510E) within a 50NM radius.

FL 145 / 5500FT AMSL

Vishakhapatnam TWR

Vishakhapatnam Approach

English

123.5 MHZ

2.1.3 Terminal Control Area

Name, Lateral Limits Vertical Limits Class of airspace	Unit providing service	Call sign Languages Area and condition of use Hours of service	Frequency/Purpose	Remarks
Aurangabad Terminal Control Area Area bounded by lines joining points 204002N 0753856E then along the clockwise arc of a circle of 50NM radius centred on NDB AU (195138N 0752355E) to 191103N 0755356E; 192503N 0753757E; 192503N 0753757E then along the clockwise arc of a circle of 50NM radius centred on NDB AU (195138N 0752355E) to 201803N 0751457E to point of origin. FL 150 / FL 50 D	Aurangabad Approach Control	Aurangabad Approach English HO	122.3 MHZ
Bengaluru Terminal Control Area Area bounded by lines joining points 164000N 0760000E; 155700N 0773100E; 155800N 0784500E; 142300N 0785400E; 140100N 0791600E then along the counter clockwise arc of a circle of 80NM radius centred on 125936N 0801015E to 130000N 0784800E; 130000N 0780000E; 130100N 0771410E then along the clockwise arc of a circle of 30NM radius centred on VOR BIA (131225N 0774356E) to 133330N 0772045E; 144000N 0763600E; 145600N 0760600E; 144700N 0755800E; 155100N 0743700E; 162600N 0741100E; 163600N 0752800E to point of origin. FL 255 / FL 145 D	Bengaluru ACC	Bengaluru Control Bengaluru Radar English H24	119.45 MHZ 121.25 MHZ
Bengaluru Terminal Control Area APP Area bounded by - 130100N 0771410E then along clockwise arc of 30NM centred at BIA VOR to 130000N 0781015E to 130000N 0780000E to 130100N 0773706E to 130100N 0771410E (except the restricted airspace of VOR 185A, VOR 185B and VOR 185C) FL 145 / FL 95 D	Bengaluru APP	Bengaluru Approach English H24	127.75 MHZ
Bengaluru Terminal Control Area- Area bounded by lines joining points 124530N 0762715E; 124500N 0770900E; 125030N 0770830E; 130100N 0772550E; 130100N 0771410E then along the clockwise arc of a circle of 30NM radius centred on VOR BIA (131225N 0774356E) to 133330N 0772045E; 142500N 0764700E then along the counter clockwise arc of a circle of 90NM radius centred on 130800N 0773700E to 132900N 0760500E; 125030N 0762500E to point of origin. FL 255 / FL 210 D	Bengaluru ACC	Bengaluru Control Bengaluru Radar English H24	119.45 MHZ 121.25 MHZ
Bengaluru Terminal Control Area-Class C 1) AIRSPACE BOUND BY A CIRCLE OF 30 NM RADIUS CENTERED AT BENGALURU ARP FROM 7000 FT AMSL TO FL255 EXCLUDING THE RESTRICTED AREAS UNDER JURISDICTION OF YELAHANKA AND HAL IS CLASSIFIED AS CLASS C. 2) AIRSPACE BEYOND 30 NM UPTO 50 NM CENTERED AT BENGALURU ARP FROM FL145 TO FL255 EXCLUDING THE RESTRICTED AREAS UNDER JURISDICTION OF CHENNAI,YELAHANKA AND HAL IS CLASSIFIED AS CLASS C. C	Bangalore Approach Control	Bangalore Approach English H24	122.7 MHZ
	Bengaluru ACC	Bengaluru Control Bengaluru Radar English H24	119.45 MHZ 121.25 MHZ
Bhopal Terminal Control Area Area bounded by lines joining points 240500N 0762845E; 240500N 0783240E; 224000N 0783240E; 224000N 0764240E; 225115N 0763600E; 230800N 0762845E; 231700N 0762845E to point of origin. FL 145 / FL 55 D	Bhopal APP	BHOPAL APPROACH English HO	118.05 MHZ
Bhubaneswar Terminal Control Area Area bounded by lines joining points 211403N 0845952E; 204203N 0853352E; 202703N 0861752E; 204203N 0865951E; 200003N 0865951E; 185304N 0853052E; 195303N 0842552E to point of origin. D	Bhubaneswar APP	Bhubaneswar Approach English HJ	123.5 MHZ	FL250 / FL050 within 30 NM FL250 / FL75 beyond 30 NM
Coimbatore Terminal Control Area Area bounded by lines joining points ~~111400N 0764100E~~ 111403N 0764025E then along the clockwise arc of a circle of 25NM radius centred on ~~DVOR CCB~~ ARP VOCB (~~110201N 0770254E~~110137N 0770230E) to ~~112706N 0770056E~~112640N 0770048E; 120400N 0771300E; 115800N 0773100E; 111806N 0772456E; 110900N 0772700E; 105700N 0772700E; 103600N 0774600E; 101800N 0772700E; 101500N 0772500E; ~~103700N 0770500E~~ 103639N 0770519E then along the clockwise arc of a circle of 25NM radius centred on ~~DVOR CCB~~ ARP VOCB (~~110201N 0770254E~~110137N 0770230E) to ~~105417N 0763800E~~105416N 0763812E; 105500N 0762900E; 111500N 0763100E to point of origin. FL 145 / 5500FT AMSL D	Coimbatore APP	Coimbatore Approach English H24	118.6 MHZ
Madurai Terminal Control Area Area bounded by lines joining points 095728N 0774008E; 101500N 0772500E; 101800N 0772700E; 103600N 0774600E; 102006N 0775956E; 101456N 0780352E; 102600N 0781121E; 101749N 0782403E; 100929N 0783644E; 095817N 0782913E then along the clockwise arc of a circle of 25NM radius centred on VOR MDI (094952N 0780521E) to point of origin. FL 145 / 5500FT AMSL D	Madurai APP	Madurai Approach English HO	122.8 MHZ
Mumbai Terminal Control Area Area bounded by lines joining points 211131N 0720523E; 212000N 0721220E then along the counter clockwise arc of a circle of 25NM radius centred on DVOR BVR (214507N 0721126E) to 214020N 0723710E; 212103N 0740857E; 201203N 0733657E; 194503N 0733957E; 201803N 0751457E; 210003N 0755956E; 191900N 0760000E; 191400N 0760000E; 192103N 0745957E; 191603N 0741857E; 190003N 0733657E then along the counter clockwise arc of a circle of 30NM radius centred on 183448N 0735451E to 183503N 0732258E; 171604N 0741457E; 163400N 0751500E; 162600N 0741100E; 161700N 0730000E; 175804N 0692559E; 174004N 0680000E; 211003N 0680000E; 195914N 0712232E then along the clockwise arc of a circle of 100NM radius centred on ARP VABB (190530N 0725158E) to 203950N 0721543E to point of origin. D	Mumbai APP	Mumbai Approach Mumbai Radar English H24	119.3 MHZ 120.35 MHZ 127.9 MHZ	FL460/FL070 upto 100NM FL460/FL145 between 100NM to 150NM FL460/FL200 beyond 150NM
	Mumbai ACC	Mumbai Control English H24	120.5 MHZ 125.35 MHZ 132.7 MHZ 133.3 MHZ 133.85 MHZ
Mumbai terminal area - Class C ~~Area bounded by lines joining points to point of origin.~~ Airspace bound by i. A circle of 25 NM radius centered at Mumbai ARP. FL140/4000 FT AMSL. Airspace is classified as Class ‘C’ ii. A circle of 25 NM to 40 NM radius centred at MUMBAI ARP FL140/FL070. Airspace is classified as Class ‘C’	Mumbai APP	Mumbai Approach Mumbai Radar English H24	119.3 MHZ 120.35 MHZ 127.9 MHZ
Patna Terminal Control Area - Sector A Area bounded by lines joining points 255401N 0843952E then along the clockwise arc of a circle of 30NM radius centred on DVOR PPT (253526N 0850524E) to 260301N 0845252E; 262331N 0845022E then along the clockwise arc of a circle of 50NM radius centred on DVOR PPT (253526N 0850524E) to 262501N 0851352E; 260301N 0851752E then along the clockwise arc of a circle of 30NM radius centred on DVOR PPT (253526N 0850524E) to 251802N 0853152E; 250032N 0854451E then along the clockwise arc of a circle of 50NM radius centred on DVOR PPT (253526N 0850524E) to 244917N 0852722E; 250702N 0851452E then along the clockwise arc of a circle of 30NM radius centred on DVOR PPT (253526N 0850524E) to 250502N 0850352E; 253526N 0850524E to point of origin. FL 250 / FL 60 D	Patna APP	Patna Approach English HO	121.1 MHZ
Patna Terminal Control Area - Sector B Area bounded by 263501N 0844952E to 263701N 0851152E to 262501N 0851352E; -then along anticlockwise arc of 50NM centred at Patna VOR (PPT) to 262331N 0845022E to 263501N 0844952E. AND Area bounded by 250032N 0854451E to 244002N 0855951E to 242902N 0854252E to 244917N 0852722E -then along anticlockwise arc of 50NM centred at Patna VOR (PPT) to 250032N 0854451E. FL 250 / FL 100 D	Patna APP	Patna Approach English HO	121.1 MHZ
Patna Terminal Control Area - Sector BC1 ~~Area bounded by 263501N 0844952E to~~ 263701N 0851152E to 262501N 0851352E; -then along anticlockwise arc of 50NM centred at Patna VOR (PPT) to 262331N 0845022E to 263501N 0844952E. AND Area bounded by 250032N 0854451E to 244002N 0855951E to 242902N 0854252E to 244917N 0852722E -then along anticlockwise arc of 50NM centred at Patna VOR (PPT) to 250032N 0854451E. Area bounded by lines joining points 255401N 0843952E; 253526N 0850524E; 250502N 0850352E then along the clockwise arc of a circle of 30NM radius centred on DVOR PPT (253526N 0850524E) to 252402N 0843452E; 252302N 0841152E then along the clockwise arc of a circle of 50NM radius centred on DVOR PPT (253526N 0850524E) to 254202N 0841152E; 254302N 0843352E then along the clockwise arc of a circle of 30NM radius centred on DVOR PPT (253526N 0850524E) to point of origin. FL ~~250~~ 145 / FL ~~100~~60 D	Patna APP	Patna Approach English HO	121.1 MHZ
Patna Terminal Control Area - Sector C2 Area bounded by lines joining points 252302N 0841152E then along the clockwise arc of a circle of 50NM radius centred on DVOR PPT (253526N 0850524E) to 254201N 0841125E; 254001N 0833652E to point of origin. FL 145 / FL 100 D	Patna APP	Patna Approach English HO	121.1 MHZ