| Klamath Falls to Fenton | 4,944.07 mi (7,956.72 km) |
| Klamath Falls to Fern Down | 5,063.07 mi (8,148.23 km) |
| Klamath Falls to Ferryhill | 4,875.01 mi (7,845.56 km) |
| Klamath Falls to Finchley | 5,071.61 mi (8,161.96 km) |
| Klamath Falls to Fleet | 5,069.24 mi (8,158.15 km) |
| Klamath Falls to Fleetwood | 4,873.44 mi (7,843.05 km) |
| Klamath Falls to Flint | 4,903.73 mi (7,891.80 km) |
| Klamath Falls to Flitwick | 5,041.87 mi (8,114.10 km) |
| Klamath Falls to Flixton | 4,914.76 mi (7,909.54 km) |
| Klamath Falls to Folkestone | 5,136.81 mi (8,266.90 km) |
| Klamath Falls to Forfar | 4,741.10 mi (7,630.07 km) |
| Klamath Falls to Formby | 4,890.12 mi (7,869.90 km) |
| Klamath Falls to Forres | 4,674.39 mi (7,522.70 km) |
| Klamath Falls to Fort William | 4,673.19 mi (7,520.77 km) |
| Klamath Falls to Fraserburgh | 4,711.93 mi (7,583.12 km) |
