Phonetic Alphabet Converter
The NATO phonetic alphabet, also known as the International Radiotelephony Spelling Alphabet, assigns a distinct code word to every letter so it can be understood clearly over a radio, phone line, or any connection where audio quality isn't perfect. Type a word or phrase on the left and see it spelled out letter by letter on the right.
Numbers and punctuation get their own code words too, so a full password, license key, or serial number can be read aloud without ambiguity. Use the swap button any time to flip direction and turn NATO phonetics back into ordinary text.
Why was the NATO phonetic alphabet created?
It was developed to eliminate confusion between similar-sounding letters during voice communication, especially over radio or telephone where audio quality can be poor. Letters like B, D, E, and P, or M and N, are easy to mishear in a noisy environment. Assigning each letter a distinct, internationally recognized code word — Alpha for A, Bravo for B, Charlie for C, and so on — makes every letter unambiguous no matter how the connection sounds. Adopted by NATO in 1956, it's now the standard used by military forces, aviation, maritime operations, emergency services, and customer support teams worldwide.
How do I spell out a password or case-sensitive string?
Turn on both Show original characters and Preserve letter
case. Each character then appears in parentheses next to its code word, written
in all caps for a capital letter and all lowercase for a small letter — for example,
fFd&3 becomes
(f) foxtrot - (F) FOXTROT - (d) delta - (&) Ampersand - (3) Three,
which makes it unambiguous when reading a password or serial number aloud. Either option
also works alone: Preserve letter case by itself produces output like
alpha BRAVO charlie, and Show original characters by itself
keeps the code words in standard Title Case.
Where is the NATO phonetic alphabet used?
Beyond its military origins, it shows up constantly in aviation communications, maritime radio, emergency dispatch, and everyday customer service calls — anywhere someone needs to read out a name, confirmation code, or reference number without it getting garbled over the line.
How does the letter table work?
| Letter | Code Word |
|---|---|
| A | Alpha |
| B | Bravo |
| C | Charlie |
| D | Delta |
| E | Echo |
| F | Foxtrot |
| G | Golf |
| H | Hotel |
| I | India |
| J | Juliet |
| K | Kilo |
| L | Lima |
| M | Mike |
| Letter | Code Word |
|---|---|
| N | November |
| O | Oscar |
| P | Papa |
| Q | Quebec |
| R | Romeo |
| S | Sierra |
| T | Tango |
| U | Uniform |
| V | Victor |
| W | Whiskey |
| X | X-ray |
| Y | Yankee |
| Z | Zulu |
Related tools
- Morse Code Translator — encode text as dots and dashes instead of code words.
- Phonetic Spelling Tool — write out how a word sounds rather than using code words.
- Pig Latin Translator — a playful letter-rearrangement scheme.
Last reviewed: August 2026