| Harrow Weald to Fenton | 123.19 mi (198.26 km) |
| Harrow Weald to Fern Down | 87.03 mi (140.07 km) |
| Harrow Weald to Ferryhill | 219.04 mi (352.51 km) |
| Harrow Weald to Finchley | 6.53 mi (10.51 km) |
| Harrow Weald to Fleet | 31.09 mi (50.04 km) |
| Harrow Weald to Fleetwood | 195.26 mi (314.25 km) |
| Harrow Weald to Flint | 163.66 mi (263.38 km) |
| Harrow Weald to Flitwick | 28.43 mi (45.76 km) |
| Harrow Weald to Flixton | 153.79 mi (247.50 km) |
| Harrow Weald to Folkestone | 74.33 mi (119.62 km) |
| Harrow Weald to Forfar | 363.16 mi (584.44 km) |
| Harrow Weald to Formby | 177.04 mi (284.92 km) |
| Harrow Weald to Forres | 434.99 mi (700.05 km) |
| Harrow Weald to Fort William | 408.38 mi (657.22 km) |
| Harrow Weald to Fraserburgh | 425.91 mi (685.44 km) |
