| Middle Valley to Clacton-on-Sea | 4,213.56 mi (6,781.07 km) |
| Middle Valley to Clay Cross | 4,080.06 mi (6,566.21 km) |
| Middle Valley to Clayton | 4,050.96 mi (6,519.39 km) |
| Middle Valley to Clayton le Moors | 4,028.93 mi (6,483.94 km) |
| Middle Valley to Cleckheaton | 4,055.85 mi (6,527.26 km) |
| Middle Valley to Cleethorpes | 4,125.50 mi (6,639.35 km) |
| Middle Valley to Clevedon | 4,060.56 mi (6,534.85 km) |
| Middle Valley to Clifton | 4,095.12 mi (6,590.46 km) |
| Middle Valley to Clifton | 4,074.53 mi (6,557.32 km) |
| Middle Valley to Cliftonville | 4,234.06 mi (6,814.06 km) |
| Middle Valley to Clitheroe | 4,026.63 mi (6,480.23 km) |
| Middle Valley to Clydebank | 3,910.74 mi (6,293.73 km) |
| Middle Valley to Coalville | 4,091.58 mi (6,584.76 km) |
| Middle Valley to Coatbridge | 3,925.41 mi (6,317.33 km) |
| Middle Valley to Cobham | 4,162.44 mi (6,698.81 km) |
