| Klamath Falls to Clacton-on-Sea | 5,098.78 mi (8,205.69 km) |
| Klamath Falls to Clay Cross | 4,956.52 mi (7,976.74 km) |
| Klamath Falls to Clayton | 4,913.88 mi (7,908.13 km) |
| Klamath Falls to Clayton le Moors | 4,898.39 mi (7,883.20 km) |
| Klamath Falls to Cleckheaton | 4,919.40 mi (7,917.00 km) |
| Klamath Falls to Cleethorpes | 4,974.77 mi (8,006.12 km) |
| Klamath Falls to Clevedon | 5,003.14 mi (8,051.77 km) |
| Klamath Falls to Clifton | 4,976.39 mi (8,008.73 km) |
| Klamath Falls to Clifton | 4,923.88 mi (7,924.22 km) |
| Klamath Falls to Cliftonville | 5,127.25 mi (8,251.51 km) |
| Klamath Falls to Clitheroe | 4,893.33 mi (7,875.05 km) |
| Klamath Falls to Clydebank | 4,737.07 mi (7,623.57 km) |
| Klamath Falls to Coalville | 4,980.24 mi (8,014.92 km) |
| Klamath Falls to Coatbridge | 4,749.11 mi (7,642.95 km) |
| Klamath Falls to Cobham | 5,079.34 mi (8,174.41 km) |
