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Electronic Code of Federal Regulations

e-CFR data is current as of February 18, 2020

Title 47Chapter ISubchapter DPart 87Subpart E → §87.173


Title 47: Telecommunication
PART 87—AVIATION SERVICES
Subpart E—Frequencies


§87.173   Frequencies.

(a) The table in paragraph (b) of this section lists assignable carrier frequencies or frequency bands.

(1) The single letter symbol appearing in the “Subpart” column indicates the subpart of this part which contains additional applicable regulations.

(2) The two or three letter symbol appearing in the “Class of Station” column indicates the class of station to which the frequency is assignable.

(b) Frequency table:

Frequency or frequency band Subpart Class of station Remarks
90-110 kHzQRLLORAN “C”.
190-285 kHzQRLBRadiobeacons.
200-285 kHzOFACAir traffic control.
325-405 kHzOFACAir traffic control.
325-435 kHzQRLBRadiobeacons.
410.0 kHzFMAInternational direction-finding for use outside of United States.
457.0 kHzFMAWorking frequency for aircraft on over-water flights.
500.0 kHzFMAInternational calling and distress frequency for ships and aircraft on over-water flights.
510-535 kHzQRLBRadiobeacons.
2182.0 kHzFMAInternational distress and calling.
2648.0 kHzIAXAlaska station.
2850.0-3025.0 kHzIMA, FAEInternational HF.
2851.0 kHzI, JMA, FAE, FATInternational HF; Flight Test.
2866.0 kHzIMA, FAEDomestic HF; (Alaska).
2875.0 kHzIMA, FAEDomestic HF.
2878.0 kHzIMA1, FAEDomestic HF; International HF.
2911.0 kHzIMA, FAEDomestic HF.
2956.0 kHzIMA, FAEDomestic HF.
3004.0 kHzI, JMA, FAE, FATInternational HF; Flight Test.
3019.0 kHzIMA1, FAEDomestic HF; International HF.
3023.0 kHzF, M, OMA1, FAR, FACSearch and rescue communications.
3281.0 kHzKMA, FASLighter-than-air craft and aeronautical stations serving lighter-than-air craft.
3400.0-3500.0 kHzIMA, FAEInternational HF.
3434.0 kHzIMA1, FAEDomestic HF.
3443.0 kHzJMA, FATFlight Test.
3449.0 kHzIMA, FAEDomestic HF.
3470.0 kHzIMA, FAEDomestic HF; International HF.
4125.0 kHzFMADistress and safety with ships and coast stations.
4550.0 kHzIAXGulf of Mexico.
4645.0 kHzIAXAlaska.
4650.0-4700.0 kHzIMA, FAEInternational HF.
4672.0 kHzIMA1, FAEDomestic HF.
4947.5 kHzIAXAlaska.
5036.0 kHzIAXGulf of Mexico.
5122.5 kHzIAXAlaska.
5167.5 kHzIFAAlaska emergency.
5310.0 kHzIAXAlaska.
5450.0-5680.0 kHzIMA, FAEInternational HF.
5451.0 kHzJMA, FATFlight Test.
5463.0 kHzIMA1, FAEDomestic HF.
5469.0 kHzJMA, FATFlight Test.
5472.0 kHzIMA, FAEDomestic HF.
5484.0 kHzIMA, FAEDomestic HF.
5490.0 kHzIMA, FAEDomestic HF.
5496.0 kHzIMA, FAEDomestic HF.
5508.0 kHzIMA1, FAEDomestic HF.
5571.0 kHzJMA, FATFlight Test.
5631.0 kHzIMA, FAEDomestic HF.
5680.0 kHzF, M, OMA1, FAC, FARSearch and rescue communications.
5887.5 kHzIAXAlaska.
6525.0-6685.0 kHzIMA, FAEInternational HF.
6550.0 kHzJMA, FATFlight Test.
6580.0 kHzIMA, FAEDomestic HF.
6604.0 kHzIMA, FAEDomestic HF.
8015.0 kHzIAXAlaska.
8364.0 kHzFMASearch and rescue communications.
8815.0-8965.0 kHzIMA, FAEInternational HF.
8822.0 kHzJMA, FATFlight Test.
8855.0 kHzIMA, FAEDomestic HF; international HF.
8876.0 kHzIMA, FAEDomestic HF.
10005.0-10100.0 kHzIMA, FAEInternational HF.
10045.0 kHzJMA, FATFlight Test.
10066.0 kHzIMA, FAEDomestic HF; international HF.
11275.0-11400.0 kHzIMA, FAEInternational HF.
11288.0 kHzJMA, FATFlight Test.
11306.0 kHzJMA, FATFlight Test.
11357.0 kHzIMA, FAEDomestic HF.
11363.0 kHzIMA, FAEDomestic HF.
13260.0-13360.0 kHzIMA, FAEInternational HF.
13312.0 kHzI, JMA, FAE, FATInternational HF; Flight Test.
17900.0-17970.0 kHzIMA, FAEInternational HF.
17964.0 kHzJMA, FATFlight Test.
21924.0-22000.0 kHzIMA, FAEInternational HF.
21931.0 kHzJMA, FATFlight Test.
72.02-72.98 MHzPFA, AXOOperational fixed.
75.000 MHzQRLAMarker beacon.
75.42-75.98 MHzPFA, AXOOperational fixed.
108.000 MHzQRLT   
108.000-117.950 MHzQRLOVHF omni-range.
108.000-117.975 MHzQDGPDifferential GPS.
108.050 MHzQRLT   
108.100-111.950 MHzQRLLILS Localizer.
108.100 MHzQRLT   
108.150 MHzQRLT   
118.000-121.400 MHzO, SMA, FAC, FAW, GCO
RCO, RPC
25 kHz channel spacing
121.500 MHzG, H, I, J, K, M, OMA, FAU, FAE, FAT, FAS, FAC, FAMEmergency and distress.
121.600-121.925 MHzO, L, QMA, FAC, MOU, RLT, GCO, RCO, RPC25 kHz channel spacing.
121.950 MHzKFAS   
121.975 MHzF, SMA2, FAW, FAC, MOUAir traffic control operations.
122.000 MHzFMA, FAC, MOUAir carrier and private aircraft enroute flight advisory service provided by FAA.
122.025 MHzF, SMA2, FAW, FAC, MOUAir traffic control operations.
122.050 MHzFMA, FAC, MOUAir traffic control operations.
122.075 MHzF, SMA2, FAW, FAC, MOUAir traffic control operations.
122.100 MHzF, OMA, FAC, MOUAir traffic control operations.
122.125-122.675 MHzFMA2, FAC, MOUAir traffic control operations; 25 kHz spacing.
122.700 MHzG, L, QMA, FAU, MOU, AVWUnicom at airports with no control tower; Aeronautical utility stations.
122.725 MHzG, L, QMA, FAU, MOU, AVWUnicom at airports with no control tower; Aeronautical utility stations.
122.750 MHzF, QMA2, AVWPrivate fixed wing aircraft air-to-air communications.
122.775 MHzKMA, FAS   
122.800 MHzG, L, QMA, FAU, MOU, AVWUnicom at airports with no control tower; Aeronautical utility stations.
122.825 MHzIMA, FAEDomestic VHF.
122.850 MHzH, K, QMA, FAM, FAS, AVW.
122.875 MHzIMA, FAEDomestic VHF.
122.900 MHzF, H, L, M, QMA, FAR, FAM, MOU, AVW
122.925 MHzHMA2, FAM
122.950 MHzG, L, QMA, FAU, MOU, AVWUnicom at airports with control tower; Aeronautical utility stations.
122.975 MHzG, L, QMA, FAU, MOU, AVWUnicom at airports with no control tower; Aeronautical utility stations.
123.000 MHzG, L, QMA, FAU, MOU, AVWUnicom at airports with no control tower; Aeronautical utility stations.
123.025 MHzF, QMA2, AVWHelicopter air-to-air communications; Air traffic control operations.
123.050 MHzG, L, QMA, FAU, MOU, AVWUnicom at airports with no control tower; Aeronautical utility stations.
123.075 MHzG, L, QMA, FAU, MOU, AVWUnicom at airports with no control tower; Aeronautical utility stations.
123.100 MHzM, OMA, FAC, FAR   
123.125 MHzJMA, FATItinerant.
123.150 MHzJMA, FATItinerant.
123.175 MHzJMA, FATItinerant.
123.200 MHzJMA, FAT   
123.225 MHzJMA, FAT   
123.250 MHzJMA, FAT   
123.275 MHzJMA, FAT   
123.300 MHzK, QMA, FAS, AVW.
123.325 MHzJMA, FAT   
123.350 MHzJMA, FAT   
123.375 MHzJMA, FAT   
123.400 MHzJMA, FATItinerant.
123.425 MHzJMA, FAT   
123.450 MHzJMA, FAT   
123.475 MHzJMA, FAT   
123.500 MHzK, QMA, FAS, AVW.
123.525 MHzJMA, FAT   
123.550 MHzJMA, FAT   
123.575 MHzJMA, FAT   
123.6-128.8 MHzO, SMA, FAC, FAW, GCO, RCO, RPC25 kHz channel spacing.
128.825-132.000 MHzIMA, FAEDomestic VHF.
131.450 MHzIDLT.
131.550 MHzIDLT.
131.725 MHzIDLT.
131.825 MHzIDLT.
132.025-135.975 MHzO, SMA, FAC, FAW, GCO RCO RPC25 kHz channel spacing.
136.000-136.400 MHzO, SMA, FAC, FAW, GCO, RCO, RPCAir traffic control operations; 25 kHz channel spacing.
136.425 MHzO, SMA, FAC, FAW, GCO, RCO, RPCAir traffic control operations.
136.450 MHzO, SMA, FAC, FAW, GCO, RCO, RPCAir traffic control operations.
136.475 MHzO, SMA, FAC, FAW, GCO, RCO, RPCAir traffic control operations.
136.500-136.875 MHzIMA, FAEDomestic VHF; 25 kHz channel spacing.
136.850 MHzIDLT.
136.900 MHzIMA, FAE, DLTInternational and Domestic VHF.
136.925 MHzIMA, FAE, DLTInternational and Domestic VHF.
136.950 MHzIMA, FAE, DLTInternational and Domestic VHF.
136.975 MHzIMA, FAE, DLTInternational and Domestic VHF.
156.300 MHzFMAFor communications with ship stations under specific conditions.
156.375 MHzFMAFor communications with ship stations under specific conditions; Not authorized in New Orleans Vessel traffic service area.
156.400 MHzFMAFor communications with ship stations under specific conditions.
156.425 MHzFMAFor communications with ship stations under specific conditions.
156.450 MHzFMAFor communications with ship stations under specific conditions.
156.625 MHzFMAFor communications with ship stations under specific conditions.
156.800 MHzFMADistress, safety and calling frequency; For communications with ship stations under specific conditions.
156.900 MHzFMAFor communications with ship stations under specific conditions.
157.425 MHzFMAFor communications with commercial fishing vessels under specific conditions except in Great Lakes and St. Lawrence Seaway Areas.
243.000 MHzFMAEmergency and distress frequency for use of survival craft and emergency locator transmitters.
328.600-335.400 MHzQRLGILS glide path.
334.550 MHzQRLT
334.700 MHzQRLT
406.0-406.1 MHzF, G, H, I, J, K, M, OMA, FAU, FAE, FAT, FAS, FAC, FAMEmergency and distress.
960-1215 MHzF, QMA, RL, RNVElectronic aids to air navigation.
978.000 MHzF, L, QMA, MOU, UATUniversal Access Transceivers.
   UAT
   QRLT
979.000 MHzQRLT
1030.000 MHzQRLT.
1090.000 MHzLMOU, RLTVehicle Squitter.
1104.000 MHzQRLT
1300-1350 MHzF, QMA, RLSSurveillance radars and transponders.
1435-1525 MHzF, JMA, FATAeronautical telemetry and telecommand operations.
1559-1610 MHzQDGPDifferential GPS.
1559-1626.5 MHzF, QMA, RLAeronautical radionavigation.
1646.5-1660.5 MHzFTJAeronautical Mobile-Satellite (R).
2345-2395 MHzJMA, FATAeronautical telemetry and telecommand operations.
2700-2900 MHzQRLS, RLDAirport surveillance and weather radar.
4200-4400 MHzFMARadio altimeters.
5030-5150 MHzQMA, RLWMicrowave landing systems.
5031.000 MHzQRLT
5091-5150 MHzJMA, FATAeronautical telemetry.
5350-5470 MHzFMAAirborne radars and associated airborne beacons.
8750-8850 MHzFMAAirborne doppler radar.
9000-9200 MHzQRLS, RLDLand-based radar.
9300-9500 MHzF, QMAAirborne radars and associated airborne beacons.
13250-13400 MHzFMAAirborne doppler radar.
15400-15700 MHzQRLAeronautical radionavigation.
24450-24650 MHzF, QMA, RLAeronautical radionavigation.
32300-33400 MHzF, QMA, RLAeronautical radionavigation.

[53 FR 28940, Aug. 1, 1988]

Editorial Note: For Federal Register citations affecting §87.183, see the List of CFR Sections Affected, which appears in the Finding Aids section of the printed volume and at www.govinfo.gov.

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