| Idanha-a-Nova to Fern Down | 795.41 mi (1,280.08 km) |
| Idanha-a-Nova to Ferryhill | 1,054.04 mi (1,696.31 km) |
| Idanha-a-Nova to Finchley | 874.73 mi (1,407.75 km) |
| Idanha-a-Nova to Fleet | 843.09 mi (1,356.83 km) |
| Idanha-a-Nova to Fleetwood | 987.52 mi (1,589.25 km) |
| Idanha-a-Nova to Flint | 941.05 mi (1,514.47 km) |
| Idanha-a-Nova to Flitwick | 894.68 mi (1,439.85 km) |
| Idanha-a-Nova to Flixton | 962.05 mi (1,548.27 km) |
| Idanha-a-Nova to Folkestone | 870.74 mi (1,401.31 km) |
| Idanha-a-Nova to Forfar | 1,172.31 mi (1,886.66 km) |
| Idanha-a-Nova to Formby | 962.57 mi (1,549.10 km) |
| Idanha-a-Nova to Forres | 1,232.95 mi (1,984.23 km) |
| Idanha-a-Nova to Fort William | 1,171.83 mi (1,885.87 km) |
| Idanha-a-Nova to Fraserburgh | 1,250.15 mi (2,011.92 km) |
| Idanha-a-Nova to Friern Barnet | 876.11 mi (1,409.96 km) |
