Коды зон Великобритания:
| Город или регион | Код зоны | |
|---|---|---|
| 1. | Fakenham | 01328 |
| 2. | Falkirk | 01324 |
| 3. | Falmouth | 01326 |
| 4. | Fareham | 01329 |
| 5. | Faringdon | 01367 |
| 6. | Felixstowe | 01394 |
| 7. | Fionnphort, Isle of Mull | 01681 |
| 8. | Fishguard | 01348 |
| 9. | Fivemiletown (Northern Ireland) | 02889 |
| 10. | Folkestone | 01303 |
| 11. | Forfar | 01307 |
| 12. | Forres | 01309 |
| 13. | Fort Augustus | 01320 |
| 14. | Fort William | 01397 |
| 15. | Fortrose | 01381 |
| 16. | Fraserburgh | 01346 |
| 17. | Frome | 01373 |