| Klamath Falls to Federal Way (Washington) | 352.73 mi (567.66 km) |
| Klamath Falls to Felida (Washington) | 245.86 mi (395.68 km) |
| Klamath Falls to Fenton (Michigan) | 1,922.33 mi (3,093.69 km) |
| Klamath Falls to Fergus Falls (Minnesota) | 1,296.40 mi (2,086.35 km) |
| Klamath Falls to Ferguson (Missouri) | 1,662.00 mi (2,674.73 km) |
| Klamath Falls to Fernandina Beach (Florida) | 2,354.14 mi (3,788.62 km) |
| Klamath Falls to Ferndale (Maryland) | 2,346.14 mi (3,775.74 km) |
| Klamath Falls to Ferndale (Michigan) | 1,956.33 mi (3,148.41 km) |
| Klamath Falls to Ferndale (Washington) | 459.99 mi (740.27 km) |
| Klamath Falls to Fernley (Nevada) | 227.84 mi (366.68 km) |
| Klamath Falls to Ferry Pass (Florida) | 2,069.16 mi (3,329.99 km) |
| Klamath Falls to Festus (Missouri) | 1,668.03 mi (2,684.44 km) |
| Klamath Falls to Fife (Washington) | 347.54 mi (559.32 km) |
| Klamath Falls to Fillmore (California) | 562.03 mi (904.50 km) |
| Klamath Falls to Findlay (Ohio) | 1,954.62 mi (3,145.66 km) |
