| Oregon to Clacton-on-Sea | 3,837.11 mi (6,175.23 km) |
| Oregon to Clay Cross | 3,699.97 mi (5,954.52 km) |
| Oregon to Clayton | 3,668.25 mi (5,903.48 km) |
| Oregon to Clayton le Moors | 3,646.87 mi (5,869.08 km) |
| Oregon to Cleckheaton | 3,673.32 mi (5,911.64 km) |
| Oregon to Cleethorpes | 3,741.93 mi (6,022.06 km) |
| Oregon to Clevedon | 3,691.04 mi (5,940.16 km) |
| Oregon to Clifton | 3,716.05 mi (5,980.41 km) |
| Oregon to Clifton | 3,690.12 mi (5,938.68 km) |
| Oregon to Cliftonville | 3,859.24 mi (6,210.84 km) |
| Oregon to Clitheroe | 3,644.10 mi (5,864.61 km) |
| Oregon to Clydebank | 3,520.09 mi (5,665.04 km) |
| Oregon to Coalville | 3,713.64 mi (5,976.52 km) |
| Oregon to Coatbridge | 3,534.62 mi (5,688.42 km) |
| Oregon to Cobham | 3,790.33 mi (6,099.94 km) |
