| Mill Valley to Clacton-on-Sea | 5,372.33 mi (8,645.93 km) |
| Mill Valley to Clay Cross | 5,229.55 mi (8,416.14 km) |
| Mill Valley to Clayton | 5,187.49 mi (8,348.46 km) |
| Mill Valley to Clayton le Moors | 5,171.43 mi (8,322.61 km) |
| Mill Valley to Cleckheaton | 5,193.00 mi (8,357.33 km) |
| Mill Valley to Cleethorpes | 5,249.76 mi (8,448.68 km) |
| Mill Valley to Clevedon | 5,271.84 mi (8,484.21 km) |
| Mill Valley to Clifton | 5,249.25 mi (8,447.86 km) |
| Mill Valley to Clifton | 5,198.47 mi (8,366.13 km) |
| Mill Valley to Cliftonville | 5,400.48 mi (8,691.23 km) |
| Mill Valley to Clitheroe | 5,166.51 mi (8,314.70 km) |
| Mill Valley to Clydebank | 5,011.65 mi (8,065.48 km) |
| Mill Valley to Coalville | 5,252.62 mi (8,453.28 km) |
| Mill Valley to Coatbridge | 5,023.96 mi (8,085.29 km) |
| Mill Valley to Cobham | 5,350.54 mi (8,610.86 km) |
