The Area Codes of United Kingdom:
| City/Town or Region | Area code | |
|---|---|---|
| 1. | Fakenham | 01328 (+441328) |
| 2. | Falkirk | 01324 (+441324) |
| 3. | Falmouth | 01326 (+441326) |
| 4. | Fareham | 01329 (+441329) |
| 5. | Faringdon | 01367 (+441367) |
| 6. | Felixstowe | 01394 (+441394) |
| 7. | Fionnphort, Isle of Mull | 01681 (+441681) |
| 8. | Fishguard | 01348 (+441348) |
| 9. | Fivemiletown (Northern Ireland) | 02889 (+442889) |
| 10. | Folkestone | 01303 (+441303) |
| 11. | Forfar | 01307 (+441307) |
| 12. | Forres | 01309 (+441309) |
| 13. | Fort Augustus | 01320 (+441320) |
| 14. | Fort William | 01397 (+441397) |
| 15. | Fortrose | 01381 (+441381) |
| 16. | Fraserburgh | 01346 (+441346) |
| 17. | Frome | 01373 (+441373) |