The NATO phonetic alphabet was adopted by international and national organizations such as the American Radio Relay League ( ARRL ) and the now-defunct Southeast Asia Treaty Organization ( SEATO ) , among others .
The 26 code words in the International phonetic alphabet are assigned to the 26 letters of the English alphabet in alphabetical order as follows : Alfa , Bravo , Charlie , Delta , Echo , Foxtrot , Golf , Hotel , India , Juliett , Kilo , Lima , Mike , November , Oscar , Papa , Quebec , Romeo , Sierra , Tango , Uniform , Victor , Whiskey , X-ray , Yankee , Zulu. After the phonetic alphabet was developed by the International Civil Aviation Organization ( ICAO ) Spelling out words Accessed 20 July 2015 ( see history below ) it was adopted by many other international and national organizations , including the North Atlantic Treaty Organization ( NATO ) , the International Telecommunication Union ( ITU ) , the International Maritime Organization ( IMO ) , the American Federal Aviation Administration ( FAA ) , and the International Amateur Radio Union ( IARU ) .The same alphabetic code words are used by all agencies , but each agency chooses one of two different sets of numeric code words .
NATO phonetic alphabet