Class Station Code
 
 
 AOX Operational Fixed
 APC ALASKA PUBLIC
 APX ALASKA PRIVATE
 APX2 ALASKA PRIVATE (TEMPORARY)
 AX AERONAUTICAL FIXED
 AX1 AERONAUTICAL FIXED (MOBILE)
 AX2 AERONAUTICAL FIXED (TEMPORARY)
 DGP DIFFERENTIAL GPS
 ELT ELT TEST
 ELT1 ELT TEST (MOBILE)
 FA AERONAUTICAL ENROUTE
 FA1 AERONAUTICAL ENROUTE (MOBILE)
 FA2 AERONAUTICAL ENROUTE (TEMPORARY)
 FAA AERONAUTICAL ADVISORY (UNICOM)
 FAA1 AERONAUTICAL ADVISORY (UNICOM) (MOBILE)
 FAA2 AERONAUTICAL ADVISORY (UNICOM) (TEMPORARY)
 FAB AUTOMATIC WEATHER OBSERVATION
 FAC AIRPORT CONTROL TOWER
 FAS AVIATION SUPPORT INSTRUCTIONAL
 FAS1 AVIATION SUPPORT INSTRUCTIONAL (MOBILE)
 FAT FLIGHT TEST
 FAT1 FLIGHT TEST (MOBILE)
 FAT3 FLIGHT TEST (ITINERANT)
 FB Base
 FB2 Mobile Relay
 FB2C Mobile Relay - Interconnect
 FB2I Mobile Relay - Itinerant
 FB2J Mobil Relay - Temporary Interconnect
 FB2K Mobile Relay - Stand-by Interconnect
 FB2L Mobile Relay - Itinerant Interconnect
 FB2S Mobil Relay - Stand-by
 FB2T Mobile Relay - Temporary
 FB4 Community Repeater
 FB4C Community Repeater - Interconnect
 FB4I Community Repeater - Itinerant
 FB4J Community Repeater - Temporary Interconnect
 FB4K Community Repeater - Stand-by Interconnect
 FB4L Community Repeater - Itinerant Interconnect
 FB4S Community Repeater - Stand-by
 FB4T Community Repeater - Temporary
 FB6 Private Carrier (profit)
 FB6C Private Carrier (profit) - Interconnect
 FB6I Private Carrier (profit) - Itinerant
 FB6J Private Carrier (profit) - Temporary Interconn
 FB6K Private Carrier (profit) - Stand-by Interconne
 FB6L Private Carrier (profit) - Itinerant Interconn
 FB6S Private Carrier (profit) - Stand-by
 FB6T Private Carrier (profit) - Temporary
 FB7 Private Carrier (non-profit)
 FB7C Private Carrier (non-profit) - Interconnect
 FB7I Private Carrier (non-profit) - Itinerant
 FB7J Private Carrier (non-profit) - Temporary Inter
 FB7K Private Carrier (non-profit) - Stand-by Interc
 FB7L Private Carrier (non-profit) - Itinerant Inter
 FB7S Private Carrier (non-profit) - Stand-by
 FB7T Private Carrier (non-profit) - Temporary
 FB8 Centralized Trunk Relay
 FB8C Centralized Trunk Relay - Interconnect
 FB8I Centralized Trunk Relay - Itinerant
 FB8J Centralized Trunk Relay - Temporary Interconnect
 FB8K Centralized Trunk Relay - Standby Interconnect
 FB8L Centralized Trunk Relay - Itinerant Interconnect
 FB8S Centralized Trunk Relay - Standby
 FB8T Centralized Trunk Relay - Temporary
 FBA Small Base
 FBAT Small Base - Temporary
 FBBS Base
 FBC Base - Interconnect
 FBCT FBCT
 FBGS Ground
 FBI Base - Itinerant
 FBJ Base - Temporary Interconnect
 FBK Base - Stand-by Interconnect
 FBL Base - Itinerant Interconnect
 FBS Base - Stand-by
 FBSI Air-ground Signaling
 FBST Standby
 FBT Base - Temporary
 FC PUBLIC COAST
 FC2 PUBLIC COAST(TEMPORARY)
 FCA MARINE SUPPORT-TESTING & TRAINING
 FCA2 MARINE SUPPORT-TESTING & TRAINING (TEMPORARY)
 FCL PRIVATE COAST
 FCL2 PRIVATE COAST (TEMPORARY)
 FCU MARINE UTILITY
 FCU1 MARINE UTILITY (MOBILE)
 FIS Flight Information Services
 FIS1 Flight Information Services with Hand Held/Mobile
 FIS2 Flight Information Services for Temporary Operatio
 FLT Auxilary Test
 FLTC Auxiliary Test - Interconnect
 FLTI Auxilary Test - Itinerant
 FLTL Auxilary Test - Itinerant Interconnect
 FLU AVIATION SUPPORT SERVICE
 FLU1 AVIATION SUPPORT SERVICE (MOBILE)
 FMA1 AIRCRAFT FLIGHT TEST STATION
 FX Fixed
 FX0S Operational Fixed - Stand-by
 FX1 Control
 FX1C Control - Interconnect
 FX1I Control - Itinerant
 FX1J Control - Temporary Interconnect
 FX1K Control - Stand-by Interconnect
 FX1L Control - Itinerant Interconnect
 FX1S Control - Stand-by
 FX1T Control - Temporary
 FX2 Fixed Relay
 FX2C Fixed Relay - Interconnect
 FX2I Fixed Relay - Itinerant
 FX2J Fixed Relay - Temporary Interconnect
 FX2K Fixed Relay - Stand-by Interconnect
 FX2L Fixed Relay - Itinerant Interconnect
 FX2S Fixed Relay - Stand-by
 FX2T Fixed Relay - Temporary
 FX3 Secondary Fixed (Tone Signalling)
 FX3C Secondary Fixed - Interconnect
 FX3I Secondary Fixed - Itinerant
 FX3J Secondary Fixed - Temporary Interconnect
 FX3K Secondary Fixed - Stand-by Interconnect
 FX3L Secondary Fixed - Itinerant Interconnect
 FX3S Secondary Fixed - Stand-by
 FX3T Secondary Fixed - Temporary
 FX5 Temporary Fixed
 FXC Fixed - Interconnect
 FXCO Central Office
 FXCT Control
 FXDI Dispatch
 FXI Fixed - Itinerant
 FXIO Inter-office
 FXJ Fixed - Temporary Interconnect
 FXK Fixed - Stand-by Interconnect
 FXL Fixed - Itinerant Interconnect
 FXO Operational Fixed
 FXOC Operational Fixed - Interconnect
 FXOI Operational Fixed - Itinerant
 FXOJ Operational Fixed - Temporary Interconnect
 FXOK Operational Fixed - Stand-by Interconnect
 FXOL Operational Fixed - Itinerant Interconnect
 FXOS Operational Fixed - Stand-by
 FXOT Operational Fixed - Temporary
 FXRP Repeater
 FXRX Fixed Relay
 FXS Fixed - Stand-by
 FXSB Fixed Subscriber
 FXT Fixed - Temporary
 FXTS Auxiliary Test
 FXV CTS Exceeding 20'
 FXW CTS Meeting 20'
 FXY Interzone
 FXYC Interzone - Interconnect
 FXZ Zone
 FXZC Zone - Interconnect
 GCO GROUND COMMUNICATIONS OUTLET
 LR Radiolocation Land
 LRC Radiolocation Land - Interconnect
 LRJ Radiolocation Land - Temporary Interconnect
 LRK Radiolocation Land - Stand-by Interconnect
 LRS Radiolocation Land - Stand-by
 LRT Radiolocation Land - Temporary
 M08C Centralized Trunk Mobile - Interconnect
 MFL AERONAUTICAL MULTICOM
 MFL1 AERONAUTICAL MULTICOM (MOBILE)
 MFL2 AERONAUTICAL MULTICOM (TEMPORARY)
 MFX MARINE OPS FIXED
 MFX2 MARINE OPS FIXED (TEMPORARY)
 MLSB Mobile Subscriber
 MO Mobile
 MO3 Mobile/Vehicular Repeater
 MO3C Mobile/Vehicular Repeater with Interconnect
 MO3I Mobile/Vehicular Repeater - Itinerant
 MO3J Mobile/Vehicular Repeater with Temporary Interconn
 MO3K Mobile/Vehicular Repeater with Stand-by Interconne
 MO3L Mobile/Vehicular Repeater with Itinerant Interconn
 MO3S Stand-by Mobile/Vehicular Repeater
 MO3T Temporary Mobile/Vehicular Repeater
 MO5 Mobile & Temporary Fixed
 MO6 Private Carrier Mobile Op (profit)
 MO6C Private Carrier Mobile Op (profit) - Interconn
 MO6I Private Carrier Mobile Op (profit) - Itinerant
 MO6J Private Carrier Mobile Operation (profit) with Tem
 MO6K Private Carrier Mobile Op (profit) - Stand-by
 MO6L Private Carrier Mobile Operation (profit) with Iti
 MO6S Private Carrier Mobile Op (profit) - Stand-by
 MO6T Temporary Private Carrier Mobile Operation (profit
 MO7 Private Carrier Mobile Op (non-profit)
 MO7C Private Carrier Mobile Op (non-profit) - Inter
 MO7I Private Carrier Mobile Op (non-profit) - Itine
 MO7J Private Carrier Mobile Operation (non-profit) with
 MO7K Private Carrier Mobile Op (non-profit) - Stand
 MO7L Private Carrier Mobile Operation (non-profit) with
 MO7S Private Carrier Mobile Op (non-profit) - Stand
 MO7T Temporary Private Carrier Mobile Operation (non-pr
 MO8 Centralized Trunk Mobile
 MO8C Centralized Trunk Mobile - Interconnect
 MOC Mobile - Interconnect
 MOI Mobile - Itinerant
 MOJ Mobile with Temporary Interconnect
 MOK Mobile with Stand-by Interconnect
 MOL Mobile with Itinerant Interconnect
 MOS Mobile - Stand-by
 MOT Temporary Mobile
 MOU1 AERONAUTICAL UTILITY MOBILE
 MR Radiolocation Mobile
 MRT MARINE RECEIVER TEST
 MRT2 MARINE RECEIVER TEST (TEMPORARY)
 MSC SHORE RADAR TEST
 MSC2 SHORE RADAR TEST (TEMPORARY)
 MSR SHORE RADIONAVIGATION
 MSR2 SHORE RADIONAVIGATION (TEMPORARY)
 RCO REMOTE COMMUNICATIONS OUTLET
 RLA AERONAUTICAL MARKER BEACON
 RLA1 AERONAUTICAL MARKER BEACON (MOBILE)
 RLA2 AERONAUTICAL MARKER BEACON (TEMPORARY)
 RLB AERONAUTICAL RADIO BEACON
 RLB1 AERONAUTICAL RADIO BEACON (MOBILE)
 RLB2 AERONAUTICAL RADIO BEACON (TEMPORARY)
 RLC SHORE RADIOLOCATION TEST
 RLC2 SHORE RADIOLOCATION TEST (TEMPORARY)
 RLD RADAR/RADAR TEST
 RLD1 RADAR/RADAR TEST (MOBILE)
 RLD2 RADAR/RADAR TEST (TEMPORARY)
 RLG GLIDE PATH (SLOPE)
 RLG1 GLIDE PATH (SLOPE) (MOBILE)
 RLG2 GLIDE PATH (SLOPE) (TEMPORARY)
 RLL LOCALIZER
 RLL1 LOCALIZER (MOBILE)
 RLL2 LOCALIZER (TEMPORARY)
 RLO OMNIDIRECTIONAL RADIO RANGE
 RLO1 OMNIDIRECTIONAL RADIO RANGE (MOBILE)
 RLO2 OMNIDIRECTIONAL RADIO RANGE (TEMPORARY)
 RLR SHORE RADIOLOCATION/RACON
 RLR2 SHORE RADIOLOCATION/RACON (TEMPORARY)
 RLT RADIONAVIGATION LAND TEST
 RLT1 RADIONAVIGATION LAND TEST (MOBILE)
 RLT2 Radionavigation Land Test - Temporary
 RNV RADIONAVIGATION LAND
 RNV1 RADIONAVIGATION LAND (MOBILE)
 RNV2 RADIONAVIGATION LAND (TEMPORARY)
 RPC RAMP CONTROL
 SAR SEARCH AND RESCUE
 SAR1 SEARCH AND RESCUE (MOBILE)
 WDX Radiolocation Weather Radar
 WDXS Radiolocation Weather Radar - Standby
 WDXT Radiolocation Weather Radar - Temporary