Radio Service: AA - AVIATION AUXILIARY GROUP AC - CIVIL AIR PATROL AD - AVIATION DEVELOPMENTAL AF - AERONAUTICAL AND FIXED GROUP AG - AIRCRAFT GROUP AR - AVIATION RADIONAVIGATION LAND AX - AERONAUTICAL MOBILE SATELLITE BA - AUXILIARY BROADCAST BF - FM BROADCAST BI - INTERNATIONAL BROADCAST BS - STANDARD BROADCAST BT - TV BROADCAST CA - INDIVIDUAL MOBILE RADIO CC - INTERNATIONAL FIXED PUBLIC CONTROL CD - DOMESTIC PUBLIC LAND MOBILE CE - DIGITAL ELECTRONIC MESSAGE SERVICE CF - POINT TO POINT MICROWAVE CG - DOMESTIC PUBLIC AIR-GROUND CI - INTERNATIONAL FIXED PUBLIC CL - CELLULAR TELECOMMUNICATIONS CM - MULTI POINT DISTRIBUTION CO - OFFSHORE RADIOTELEPHONE (ORTS) CP - INTERNATIONAL FIXED PUBLIC PRESS CR - RURAL RADIO CS - INTERNATIONAL FIXED SATELLITE CT - LOCAL TELEVISION TRANSMISSION CX - DOMESTIC FIXED SATELLITE EX - EXPERIMENTAL EXPORT GA - CONVENTIONAL PUB SAF & SPEC EMERGENCY GB - CONVENTIONAL BUSINESS GROUP GC - MOTOR CARRIER GROUP GF - CONV PUB SAF & SPEC EMER - NATIONAL PLAN GI - CONVENTIONAL OTHER INDUST & LAND TRAN GO - OTHER SERVICES GROUP GP - CONVENTIONAL PUB SAF & SPEC EMER GR - CONVENTIOANL SMR GS - 900 MEGAHERTZ PAGING GU - CONVENTIONAL BUSINESS GX - MIXED SERVICES GROUP IB - BUSINESS IF - FOREST PRODUCTS IM - MOTION PICTURE IP - PETROLEUM IS - SPECIAL INDUSTRIAL IT - TELEPHONE MAINTENANCE IV - FILM AND VIDEO PRODUCTION IW - POWER IX - MANUFACTURES IY - RELAY PRESS LA - AUTOMOBILE EMERGENCY LI - INTERURBAN PASSENGER LJ - INTERURBAN PROPERTY LP - LOW POWER LR - RAILROAD LU - URBAN PASSENGER LV - URBAN PROPERTY LX - TAXICAB MA - MARINE AUXILIARY GROUP MC - COASTAL GROUP MK - ALASKA GROUP MR - MARINE MS - SHIP GROUP MX - MARITIME MOBILE SATELLITE NC - NATIONWIDE COMMERCIAL 5 CHANNEL NL - NATIONWIDE NON-COMMERCIAL 10 CHANNEL NS - NATIONWIDE NON-COMMERCIAL 5 CHANNEL PF - FIRE PH - HIGHWAY MAINTENANCE PL - LOCAL GOVERNMENT PM - EMERGENCY MEDICAL PO - FORESTRY CONSERVATION PP - POLICE PS - SPECIAL EMERGENCY QD - NON NATIONWIDE DATA QM - NON NATIONWIDE PUBLIC SAFETY/ MUTUAL AID QO - NON NATIONWIDE OTHER QT - NON NATIONWIDE 5 CHANNEL TRUNKED RA - RADIO ASTRONOMY RP - REMOTE PICKUP RS - RADIOLOCATION SF - STANDARD FREQUENCY SM - INDUSTRIAL SCIENTIFIC AND MEDICAL TR - CABLE TELEVISION RELAY XC - EXPERIMENTAL CONTRACT (DEV) XD - EXPERIMENTAL DEVELOPMENTAL XR - EXPERIMENTAL RESEARCH YA - TRUNKED PUB SAF & SPEC EMERGENCY YB - BUSINESS GROUP YF - TRNK PUB SAF & SPEC EMER - NATIONAL PLAN YI - TRUNKED OTHER INDUSTRIAL & LAND TRANSPOR YO - OTHER SERVICES GROUP YP - TRUNKED PUB SAFETY & SPEC EMERGENCY YS - TRUNKED SMR YU - TRUNKED BUSINESS YX - TRUNKED SMR ZA - GENERAL MOBILE ZA - GENERAL MODILE RADIO ZC - RADIO CONTROL ZD - CITIZENS BAND ZV - INTERACTIVE VIDEO & DATA