Use the ICAO pronunciation of numbers and individual letters. (See the ICAO radiotelephony alphabet and pronunciation in TBL 2-4-1.)
| Character | Word | Pronunciation |
|---|---|---|
| 0 | Zero | ZE-RO |
| 1 | One | WUN |
| 2 | Two | TOO |
| 3 | Three | TREE |
| 4 | Four | FOW-ER |
| 5 | Five | FIFE |
| 6 | Six | SIX |
| 7 | Seven | SEV-EN |
| 8 | Eight | AIT |
| 9 | Nine | NIN-ER |
| A | Alfa | ALFAH |
| B | Bravo | BRAHVOH |
| C | Charlie | CHARLEE |
| D | Delta | DELLTAH |
| E | Echo | ECKOH |
| F | Foxtrot | FOKSTROT |
| G | Golf | GOLF |
| H | Hotel | HOHTELL |
| I | India | INDEE AH |
| J | Juliet | JEWLEE ETT |
| K | Kilo | KEYLOH |
| L | Lima | LEEMAH |
| M | Mike | MIKE |
| N | November | NOVEMBER |
| O | Oscar | OSSCAH |
| P | Papa | PAHPAH |
| Q | Quebec | KEHBECK |
| R | Romeo | ROWME OH |
| S | Sierra | SEEAIRAH |
| T | Tango | TANGGO |
| U | Uniform | YOUNEE FORM |
| V | Victor | VIKTAH |
| W | Whiskey | WISSKEY |
| X | X-ray | ECKSRAY |
| Y | Yankee | YANGKEY |
| Z | Zulu | ZOOLOO |