NATO Phonetic

Spell text out with Alpha, Bravo, Charlie for clear read-back. Free, runs entirely in your browser — no signup, and nothing you paste in is uploaded.

The alphabet exists because letters that sound alike over a noisy channel — B, P, T, D, and especially M and N — cause the errors that matter when the message is a callsign or a registration. Each word was chosen and tested to be distinguishable by speakers of several languages under poor conditions.

It is still the fastest way to read a booking reference or a postcode down a bad phone line, and it beats improvising, because ad-hoc words collide in exactly the way the standard set was designed to avoid. Digits have their own convention too: 'niner' for nine, so it is not mistaken for the German 'nein'.