| Olaine to Clay Cross | 1,029.27 mi (1,656.45 km) |
| Olaine to Clayton | 1,027.67 mi (1,653.87 km) |
| Olaine to Clayton le Moors | 1,049.44 mi (1,688.91 km) |
| Olaine to Cleckheaton | 1,025.57 mi (1,650.50 km) |
| Olaine to Cleethorpes | 965.92 mi (1,554.51 km) |
| Olaine to Clevedon | 1,137.45 mi (1,830.54 km) |
| Olaine to Clifton | 1,027.85 mi (1,654.17 km) |
| Olaine to Clifton | 995.73 mi (1,602.47 km) |
| Olaine to Cliftonville | 980.53 mi (1,578.01 km) |
| Olaine to Clitheroe | 1,047.25 mi (1,685.39 km) |
| Olaine to Clydebank | 1,078.97 mi (1,736.44 km) |
| Olaine to Coalville | 1,040.43 mi (1,674.41 km) |
| Olaine to Coatbridge | 1,065.64 mi (1,714.98 km) |
| Olaine to Cobham | 1,049.83 mi (1,689.54 km) |
| Olaine to Cockermouth | 1,064.95 mi (1,713.88 km) |
