Front desk · NATO Phonetic Alphabet
ICAO spelling alphabet
D Delta
· filed 2026-07-18 · click a code to copy
In the NATO/ICAO spelling alphabet, D is spoken as “Delta”. 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.