| Klamath Falls to Fisciano | 6,093.99 mi (9,807.34 km) |
| Klamath Falls to Fiuggi | 5,990.39 mi (9,640.60 km) |
| Klamath Falls to Fiume Veneto | 5,735.17 mi (9,229.87 km) |
| Klamath Falls to Fiumefreddo di Sicilia | 6,281.49 mi (10,109.09 km) |
| Klamath Falls to Fiumicino | 5,965.53 mi (9,600.59 km) |
| Klamath Falls to Flero | 5,694.09 mi (9,163.76 km) |
| Klamath Falls to Florence | 5,822.09 mi (9,369.75 km) |
| Klamath Falls to Floridia | 6,322.83 mi (10,175.61 km) |
| Klamath Falls to Foggia | 6,072.07 mi (9,772.05 km) |
| Klamath Falls to Foiano della Chiana | 5,867.64 mi (9,443.05 km) |
| Klamath Falls to Folignano | 5,941.64 mi (9,562.14 km) |
| Klamath Falls to Foligno | 5,908.97 mi (9,509.56 km) |
| Klamath Falls to Follonica | 5,857.92 mi (9,427.40 km) |
| Klamath Falls to Fondi | 6,022.29 mi (9,691.94 km) |
| Klamath Falls to Fontanafredda | 5,728.95 mi (9,219.86 km) |
