Abkürzungen "F"
| FCTCP | Federazione cantonale ticinese dei corpi pompieri |
| FEA | Diploma faros de Espana |
| FEDI-EA |
Digital Federation EA |
| FFR | Flieger-Funk-Runde e.V.  |
| FIRAC | Fédération Internationale des Radio Amateurs Cheminots |
| FMC |
Friends of S. F. B. Morse Club |
| FMRE | Federation Mexicana de Radio Experimentadores |
| FOC |
First Class CW Operators' Club |
| FRR | Federatia Romana de Radioamatorism |
| FSAT | French Southern Antarctic Territory |
| FT8DMC | FT8 Digital Mode Club |
