The term 'A IN PHONETIC ALPHABET' can be completed with the following crossword solutions: ZULU (4 letters), OBOE (4 letters), ALPHA (5 letters), NINER (5 letters), BRAVO (5 letters), and TANGO (5 letters). The NATO Phonetic Alphabet is a system of words used to represent letters in order to improve communication accuracy. ZULU, OBOE, ALPHA, NINER, BRAVO, and TANGO are all words used in the NATO Phonetic Alphabet to represent the letters Z, O, A, N, B, and T respectively.