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communications, a call sign (also known as a call name or call letters—and historically as a call signal—or abbreviated as a call) is a unique identifier...

Aviation call signs or aircraft call signs are communication call signs assigned as unique identifiers referring to an aircraft. Call signs in aviation...

aviator call sign or aviator callsign is a call sign given to a military pilot, flight officer, and even some enlisted aviators. The call sign is a specialized...

Military call signs are call signs (or callsigns) or specialized form of nickname assigned as unique identifiers to military communications. In wartime...

call signs are call signs assigned as unique identifiers to ships and boats. All radio transmissions must be individually identified by the call sign...

Call Sign Extortion 17: The Shoot-Down of SEAL Team Six is a 2015 non-fiction expose, written by best-selling author and former U.S. Navy JAG Officer...

Call signs in the United States are identifiers assigned to radio and television stations, which are issued by the Federal Communications Commission (FCC)...

call sign to always be used and others allowing the operator call sign instead. The International Telecommunication Union (ITU) allocates call sign prefixes...

television stations in the U.S. by call sign. Historically, stations to the east of the Mississippi River were given call signs beginning with the letter W,...

continue to identify by call signs worldwide. Each country has a different set of patterns for its own call signs. Call signs are allocated to ham radio...

Broadcast call signs are call signs assigned as unique identifiers to radio stations and television stations. While broadcast radio stations will often...

Spacecraft call signs are radio call signs used for communication in crewed spaceflight. These are not formalized or regulated to the same degree as other...

Call signs in Canada are official identifiers issued to the country's radio and television stations. Assignments for broadcasting stations are made by...

GIANT KILLER is a military Air Traffic Control (ATC) call sign used within certain regions of the contiguous United States (CONUS). The callsign is primarily...

Call signs in United Kingdom include a three letter country code, and a series of letters and numbers. Call signs are regulated internationally by the...

Japan the following call sign blocks for all radio communication, broadcasting or transmission: While not directly related to call signs, the International...

Call signs in Asia are rarely used to identify broadcast stations. In most Asian countries, broadcast stations use other forms of identification. Few countries...

Call signs in Australia are allocated by the Australian Communications and Media Authority and are unique for each broadcast station. The use of callsigns...

Call signs in India are unique identifiers for telecommunications and broadcasting in India. The Ministry of Communications and Information Technology...

In telecommunication, call-sign allocation plan is the table of allocation of international call sign series contained in the current edition of the International...