International Radio Operators Alphabet
| Alpha | Bravo | Charlie | Delta | Echo |
| Foxtrot | Golf | Hotel | India | Juliet |
| Kilo | Lima | Mike | November | Oscar |
| Papa | Quebec | Romeo | Sierra | Tango |
| Uniform | Victor | Whiskey | X-Ray | Yankee |
| Zulu |
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|
| Alpha | Bravo | Charlie | Delta | Echo |
| Foxtrot | Golf | Hotel | India | Juliet |
| Kilo | Lima | Mike | November | Oscar |
| Papa | Quebec | Romeo | Sierra | Tango |
| Uniform | Victor | Whiskey | X-Ray | Yankee |
| Zulu |