| Mount Washington to Clacton-on-Sea | 4,089.30 mi (6,581.09 km) |
| Mount Washington to Clay Cross | 3,953.56 mi (6,362.64 km) |
| Mount Washington to Clayton | 3,922.89 mi (6,313.28 km) |
| Mount Washington to Clayton le Moors | 3,901.23 mi (6,278.43 km) |
| Mount Washington to Cleckheaton | 3,927.89 mi (6,321.33 km) |
| Mount Washington to Cleethorpes | 3,996.97 mi (6,432.50 km) |
| Mount Washington to Clevedon | 3,940.21 mi (6,341.15 km) |
| Mount Washington to Clifton | 3,969.23 mi (6,387.87 km) |
| Mount Washington to Clifton | 3,945.46 mi (6,349.61 km) |
| Mount Washington to Cliftonville | 4,110.77 mi (6,615.64 km) |
| Mount Washington to Clitheroe | 3,898.65 mi (6,274.26 km) |
| Mount Washington to Clydebank | 3,777.80 mi (6,079.79 km) |
| Mount Washington to Coalville | 3,966.35 mi (6,383.23 km) |
| Mount Washington to Coatbridge | 3,792.40 mi (6,103.27 km) |
| Mount Washington to Cobham | 4,040.67 mi (6,502.83 km) |
