| River Grove to Fenton | 3,830.28 mi (6,164.25 km) |
| River Grove to Fern Down | 3,907.48 mi (6,288.48 km) |
| River Grove to Ferryhill | 3,802.55 mi (6,119.61 km) |
| River Grove to Finchley | 3,948.13 mi (6,353.90 km) |
| River Grove to Fleet | 3,933.12 mi (6,329.74 km) |
| River Grove to Fleetwood | 3,771.33 mi (6,069.37 km) |
| River Grove to Flint | 3,786.23 mi (6,093.35 km) |
| River Grove to Flitwick | 3,923.47 mi (6,314.21 km) |
| River Grove to Flixton | 3,808.21 mi (6,128.72 km) |
| River Grove to Folkestone | 4,016.51 mi (6,463.95 km) |
| River Grove to Forfar | 3,700.05 mi (5,954.66 km) |
| River Grove to Formby | 3,779.79 mi (6,082.99 km) |
| River Grove to Forres | 3,649.41 mi (5,873.15 km) |
| River Grove to Fort William | 3,617.63 mi (5,822.01 km) |
| River Grove to Fraserburgh | 3,702.45 mi (5,958.52 km) |
