| Castelginest to Fern Down | 515.80 mi (830.10 km) |
| Castelginest to Ferryhill | 771.44 mi (1,241.51 km) |
| Castelginest to Finchley | 551.35 mi (887.31 km) |
| Castelginest to Fleet | 535.01 mi (861.02 km) |
| Castelginest to Fleetwood | 734.71 mi (1,182.41 km) |
| Castelginest to Flint | 692.17 mi (1,113.95 km) |
| Castelginest to Flitwick | 581.05 mi (935.11 km) |
| Castelginest to Flixton | 695.94 mi (1,120.01 km) |
| Castelginest to Folkestone | 510.57 mi (821.69 km) |
| Castelginest to Forfar | 914.55 mi (1,471.82 km) |
| Castelginest to Formby | 711.54 mi (1,145.11 km) |
| Castelginest to Forres | 985.87 mi (1,586.60 km) |
| Castelginest to Fort William | 950.75 mi (1,530.09 km) |
| Castelginest to Fraserburgh | 978.58 mi (1,574.87 km) |
| Castelginest to Friern Barnet | 552.10 mi (888.52 km) |
