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This is an accepted version of this page This is the latest accepted revision, reviewed on 15 January 2025. Letter names for unambiguous communication Not to be confused with International Phonetic Alphabet. Alphabetic code words A lfa N ovember B ravo O scar C harlie P apa D elta Q uebec E cho R omeo F oxtrot S ierra G olf T ango H otel U niform I ndia V ictor J uliett W hiskey K ilo X ray L ...
HP-1000AAA to HP-9999ZZZ. The three letters (AAA–ZZZ) stand for the ICAO code of the airline, such as CMP for Copa Airlines and PST for Air Panama. Papua New Guinea: P2 [3] P2-AAA to P2-ZZZ Paraguay: ZP [3] ZP-AAA to ZP-ZZZ Peru: OB [1]
This is because each seat has a row number followed by letter; letters that may be confused with numbers (I, O, Q, S, or Z) must be avoided, usually for people with dyslexia. The Digital Equipment Corporation (DEC) was the first to implement this, avoiding I (1), O (0) and S (5). The remaining letters are called the DEC alphabet. [citation needed]
A Van's Aircraft RV-7 displaying registration G-KELS. The G prefix denotes a civil aircraft registered in the United Kingdom. Geographic map of registration prefixes. An aircraft registration is a code unique to a single aircraft, required by international convention to be marked on the exterior of every civil aircraft.
12 December 1946, U.S. Navy Letter ACL 165-46 Navy Air Reserve units at NAS Denver November 1946 The "P" code issued to this NAS was a controlled duplicate of the same code letter given to CVG-10. Code changed to "7P" in 1956. CVG-13, Carrier Air Group 10: July 1953 Tail code changed to "AK" in November 1956.
For example, all British civil aircraft have a five-letter call sign beginning with the letter G. Canadian aircraft have a call sign beginning with C–F or C–G, such as C–FABC. [1] Ground-effect vehicles (hovercraft) in Canada are eligible to receive C–Hxxx call signs, and ultralight aircraft receive C-Ixxx call signs. In days gone by ...
Since 1993, the U.S. Air Force (USAF), Air Force Reserve, and Air National Guard (ANG), except Air Mobility Command (AMC) aircraft, utilize this format in all tail codes: two large letters, followed by two digits printed in a smaller text size, followed by three more digits printed in a larger text size.
This is a table of 1962 United States Tri-Service aircraft designation system with selected letter sequences and number. Two previous USAF/AAF/AAC number series are included due to their impact and partial incorporation into the tri-service system (A, B, C, F and O reset to one, but # carryover existed).