A;Airport services
B;Railways (excluding mountain railways)
C;Diplomatic corps
D;Mountain railways
E;Production, transport and distribution of energy (electricity, gas, water)
F;Fire services
G;Military
H;Radio relay networks
HH;Local call
I;Demonstration
K;Public transport
L;Subscriber installations, public mobile services, stand-by links
M;Navigation (in ports, on the Rhine, etc.)
N;Tests and research
O;Not allocated
P;Public security services (Police, customs, etc.)
Q;Entries not falling within other categories on this list (cordless microphones, etc.)
R;Ancillary broadcasting services (studio, news reporting)
S;Rescue services (ambulances, doctors, water and mountain rescue)
T;Other services provided by telecommunications administrations
U;lndustrial operators
V;Road traffic service
W;Taxi and car hire firms
X;Other private services
Y;Reserved specific applications, not allocated
Z;Other private multiple-use networks
