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Call signs almost always have one of the following forms: PNS, 1×1 call sign usually for a special event, the prefix is always a single letter character, as is the suffix. Can only be assigned in the B, F, G, I, K, M, N, R, or W prefix range. (See discussion on the D9K call sign issued by Korea above – 'when 2 characters are needed'.)
Map showing the numeral codes for amateur radio call signs in the United States. The region in which the operator was licensed determines the numeral. United States amateur radio call signs consist of one or two letters, followed by a single digit, and closing with one to three more letters. [20]
QRZ.com is an amateur radio website listing almost every callsign in the world. In 1992, QRZ founder Fred L. Lloyd accessed data from the FCC database to create a CD-ROM with all call signs issued in the United States. [1] A copy of the CD-ROM is carried on board the International Space Station and one was also aboard the Russian Mir space station.
The call sign format for radio and television call signs follows a number of conventions. All call signs begin with a prefix assigned by the International Telecommunication Union (ITU). For example, the United States has been assigned the following prefixes: AAA–ALZ, K, N, W. For a complete list, see international call sign allocations.
Amateur station call signs in the US take the format of one or two letters (the prefix), then a numeral (the call district), and finally between one and three letters (the suffix). The number of letters used in the call sign is determined by the operator's license class and the availability of letter combinations.
Online callbooks or call sign databases can be browsed or searched to find out who holds a specific call sign. [58] An example of an online callbook is QRZ.com. Non-exhaustive lists of famous people who hold or have held amateur radio call signs have also been compiled and published. [59]
In Indonesia, radio stations are assigned call signs beginning with PM for AM and FM stations or YB-YH for amateur radio stations. Calls beginning with PM are then followed by a number indicating the province where the station is in, the letters B, C, D and F (B for AM stations, C for some stations in Kalimantan , D for some stations in Sumatra ...
Amateur radio call signs (5 P) M. Maritime call sign (39 P) Pages in category "Call signs" The following 53 pages are in this category, out of 53 total.