All values
AL, Aeronautical radionavigation land station (transmitting station in the aeronautical radionavigation service)
AM, Aeronautical radionavigation mobile station (receiving station in the aeronautical radionavigation service)
AT, Amateur station
FA, Aeronautical station (transmitting station in the aeronautical mobile service)
FB, Base station (transmitting station in the land mobile service)
FC, Coast station (transmitting station in the maritime mobile service)
FD, Aeronautical station in the aeronautical mobile (R) service
FG, Aeronautical station in the aeronautical mobile (OR) service
FL, Land station (transmitting station in the mobile service)
FP, Port station (transmitting station in the maritime mobile service, for port operation)
FX, Fixed station (transmitting station in the fixed service)
LR, Radiolocation land station (transmitting station in the radiolocation service)
MA, Aircraft station (receiving station in the aeronautical mobile, aeronautical mobile (R) or aeronautical mobile (OR) service)
ML, Land mobile station (receiving station in the land mobile service)
MO, Mobile station (receiving station in the mobile service)
MR, Radiolocation mobile station (receiving station in the radiolocation service)
MS, Ship station (receiving station in the maritime mobile service)
NL, Maritime radionavigation land station (transmitting station in the maritime radionavigation service)
NR, Radionavigation mobile station (receiving station in the radionavigation service)
OD, Oceanographic data station (receiving station in the maritime mobile service for oceanographic purposes)
OE, Oceanographic data interrogation station (transmitting station in the maritime mobile service for oceanographic purposes)
PL, Combination of two or more classes of station (limited to collective entries made under the terms of RR20.5)
PR, Handheld station
RM, Maritime radionavigation mobile station (receiving station in the maritime radionavigation service)
RN, Radionavigation land station (transmitting station in the radionavigation service)
RP, Base station (transmitting station in the land mobile service)
SA, Meteorological aids mobile station (receiving station in the meteorological aids service)
SM, Meteorological aids base station (transmitting station in the meteorological aids service)
SS, Standard frequency and time signal station (transmitting station in the standard frequency and time signal service)
TC, Earth station in the fixed-satellite service