DX INFO CENTRE
DXIC RADIO STATION CLASS CODES
An unofficial list for DXers

This list of codes for classifying radio stations is mainly based on ITU and legacy NTIA and FCC codes, but is modified for DXers.

Each Class Name is followed by the word ... Station. This word is omitted for brevity.


  
FA
Aeronautical
FB
Land Transportation
RN
Radio-Navigation
AT
Amateur
FC
Maritime
CC
Radio-Telephone
BC
Broadcasting
SM
Meteorological FE
Space
ZZ
Citizens
PP
Public Safety
SS
Standard Frequency & Time Signal
EX
Experimental




II
Industrial











FA
AERONAUTICAL
FB
LAND TRANSPORTATION
RN
RADIO-NAVIGATION
AB
Aeronautical Broadcast
FB
Railroad
AL
Aeronautical Radio Beacon
FA
Aeronautical Enroute
LA
Automobile Emergency
NL
DGNSS
FD
Aeronautical Oceanic
LI
Inter-City Bus
RA
Marker Beacon 8
FG
Aeronautical Military
LK
Highway Truck
RD
Racon
AA
Aerodrome Advisory
LS
School Bus
RG
Direction-Finding
AC
Aerodrome Control Tower
LT
Urban Transit
RL
ILS Localizer
AF
Flight Test
LX
Taxi-Cab
RN
Loran
AO
Aeronautical Operational
OX
Land-Transportation Operational Fixed
RS
Surveillance Radar
AR
Aeronautical Search & Rescue
YL
Trunked Land Transportation
RT
Omni-Directional Range
AS
Flying School
ML
Land Mobile
RV
DME
AU
Aeronautical Ground Control
EU
Land-Mobile Satellite
AI
AIS Land
AX
Aeronautical Fixed


NR
Radio-Navigation Mobile
MA
Aircraft 1

AM
Radio-Navigation Aircraft
EJ
Aeronautical Space


RM
Radio-Navigation Ship / Drifting Buoy




EF
Radio-Location Space




EN
Radio-Navigation Space




EO
Aeronautical Radio-Navigation Space




EQ
Maritime Radio-Navigation Space






AT
AMATEUR
FC
MARITIME
CC
RADIO-TELEPHONE
AT
Amateur
BM
Marine Broadcast
CD
Common-Carrier Paging 9
AR
Amateur Civil-Emergency
FC
Public Coast
CE
Digital Electronic Message Service
EA
Amateur Satellite
FP
Port
CF
Radio-Telephone Operational Fixed


FS
Search & Rescue
CG
Air-to-Ground Radio-Telephone
BC
BROADCASTING
FT
Ship Movement
CM
Broadband
BA
Radio IFB
FW
Port & Ship-Movement
IM
IMT
BC
Radio Broadcasting
CO
Naval
RX
Remote Radio-Telephone
BI
International Broadcasting
CR
Limited Public Coast
ST
Tropospheric-Scatter Fixed
BR
Radio Remote Pick-Up
CV
Private Coast
VA
Satellite Feeder Link
BT
Television Broadcasting
CX
Maritime Fixed
YC
Trunked SMR
BX
Radio STL / Inter-City Relay
DC
Watch-Keeping Coast, DSC
MO
Mobile
TA
Television IFB
MD
Medical Advice Coast
EC
Fixed-Service Satellite
TR
Television Remote Pick-Up
MS
Ship 4 EI
Radio-Telephone Satellite
TX
Television STL / Inter-City Relay
EG
Coast Satellite
HP
High-Altitude Platform Fixed
EB
Radio-Broadcasting Satellite




EV
Television-Broadcasting Satellite










ZZ
CITIZENS
SM
METEOROLOGICAL FE
SPACE
ZA
GMRS
MX
Meteorological Broadcast
FE
Earth
ZB
FRS
SD
Meteorological Radar
ME
Space / Spacecraft
ZC
Radio Control
SH
Hydrologic
ED
Space Tele-Command
ZD
Citizens Band
SI
Ionospheric-Scatter Fixed
EH
Space Research
ZI
ISM
SM
Meteorological 5 EK
Space Tracking
LP
Low Power 2 SN
Ionospheric Sounder
ER
Space Telemetering
XX
Pirate
SP
Radar Profiler
ES
Inter-Satellite


OE
Oceanographic Data
ET
Space Operation
EX
EXPERIMENTAL
SA
Meteorological Aids Mobile


EX
Experimental
SR
Radiosonde




TM
Meteorological / Hydrologic Earth




EM
Meteorological Satellite




EW
Earth-Exploration Satellite








II
INDUSTRIAL
PP
PUBLIC SAFETY
SS
STANDARD FREQUENCY & TIME SIGNAL
PX
Press Fixed Broadcast
PB
Public Safety Broadcast
SS
Standard Frequency & Time Signal
IA
Agriculture
FL
Land Military
HR
Time Signal
IB
Business
FX
Government Fixed
EE
Standard-Frequency Satellite
IF
Forest Products
PF
Fire
EY
Time-Signal Satellite
IG
Industrial (Combination)
PH
Highway Maintenance


IP
Petroleum
PL
Local Government


IS
Special Industrial 3 PM
Emergency Medical


IT
Telephone Maintenance
PO
Forestry-Conservation


IV
Film / Video Production
PP
Police 6

IW
Power / Gas Utility
PS
Special Emergency 7

IX
Manufacturers
PW
Public Safety (Combination)


IY
Relay Press
PZ
Police Fixed


LR
Radio-Location
ST
Tropospheric-Scatter Fixed


OX
Industrial Operational Fixed
YP
Trunked Public Safety


YI
Trunked Industrial
ML
Public-Safety Mobile


ML
Industrial Mobile
EU
Land-Mobile Satellite


MR
Radio-Location Mobile




EU
Land-Mobile Satellite


U
Unwanted / Spurious






1 Aircraft sub-class :
 
GA  Military or Naval Aircraft
4 Ship sub-classes :
 
FV  Fishing Vessel
 
GV  Coast Guard Vessel
 
MM  Merchant Marine Ship
 
NF  River Vessel
 
NS  Naval Ship
 
OF  Offshore Vessel
 
PL  Pleasure Vessel
 
SV  Public-Safety Vessel
8 Vertical marker beacons on 75 MHz only. For LOM and LMM beacons, use code AL.
2 Low-Power Announcement, Special Event, Campus, Church, Hospital, Drive-In, Auditory Assistance, Wireless Microphone, Wireless Camera, Carrier Current, etc.
5 Incl. Seismology and Volcanology stations.
9 Non-Common-Carrier Paging stations use code assigned to its associated service, rather than CD.
3 Mining, Heavy Construction, Fuel / Water Truck, etc. 6 Incl. Border Patrol.



7 Incl. Emergency Management / Disaster / Civil Emergency stations.





Obsolete Station Classes








 
Broadcasting
 
Meteorological  
Radio-Navigation
BF
Facsimile Broadcasting
S3
Ursigram Broadcast
RR
Radio Range
TS
Television Sound


RW
Microwave Landing System
TV
Television Video


S4
Direction-Finder Calibration








 
Maritime
 
Radio-Telephone


CH
Coastal Harbour
CD
Mobile Radio-Telephone




CI
International Radio-Telephone Fixed




CL
Cellular Radio-Telephone








 
Public Safety




S2
Epidemiological Broadcast




PY
Interpol Fixed






 Record of Changes
2021-10-25 
 "PY" code (International Police Fixed) changed to (Interpol Fixed).
2021-09-07 
 "ZI" code added (ISM).
HANGESMaintained by William R. Hepburn. This list is in not meant to represent official usage.

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William R. Hepburn