Front desk · NATO Phonetic Alphabet
ICAO spelling alphabet
X X-ray
· filed 2026-07-18 · click a code to copy
In the NATO/ICAO spelling alphabet, X is spoken as “X-ray”. Its Morse code is −··−.
The code words were chosen so no two sound alike over bad radio — which is why pilots, sailors, and call-center agents all spell with the same 26 words, unchanged since 1956.