NATO phonetic alphabet by those who exchange voice messages by radio or telephone, regardless of language differences or the quality of the communication channel. The 26 code words in the NATO phonetic alphabet are assigned to the 26 letters of the English alphabet in alphabetical order as follows: , Bravo, Charlie, Delta, Echo, Foxtrot, Golf, Hotel, India, , Kilo, Lima, Mike, November, Oscar, Papa, Quebec, Romeo, Sierra, Tango, Uniform, Victor, Whiskey, X-ray, Yankee, Zulu. Strict adherence to the prescribed spelling words is required in order to avoid the problems of confusion that the spelling alphabet is designed to overcome. As noted in a
NATO phonetic alphabet operators, whether military, civilian, or amateur. It was finally adopted by the IMO in 1965. During 1947 the ITU adopted the compound number words ("Nadazero", "Unaone", etc.), later adopted by the IMO during 1965. In the official version of the alphabet, the non-English spellings Alfa and Juliett are used. "Alfa" is spelled with an "f" as it is in most European languages because the English and French spelling "alpha" would not be pronounced properly by native speakers of some other languages – who may not know that "ph" should be pronounced as "f". "Juliett" is spelled with a "tt" for