| Boadilla del Monte to Clay Cross | 888.93 mi (1,430.60 km) |
| Boadilla del Monte to Clayton | 929.10 mi (1,495.24 km) |
| Boadilla del Monte to Clayton le Moors | 926.25 mi (1,490.66 km) |
| Boadilla del Monte to Cleckheaton | 925.66 mi (1,489.70 km) |
| Boadilla del Monte to Cleethorpes | 925.96 mi (1,490.19 km) |
| Boadilla del Monte to Clevedon | 763.73 mi (1,229.11 km) |
| Boadilla del Monte to Clifton | 872.73 mi (1,404.52 km) |
| Boadilla del Monte to Clifton | 946.10 mi (1,522.60 km) |
| Boadilla del Monte to Cliftonville | 799.54 mi (1,286.74 km) |
| Boadilla del Monte to Clitheroe | 932.84 mi (1,501.26 km) |
| Boadilla del Monte to Clydebank | 1,070.71 mi (1,723.15 km) |
| Boadilla del Monte to Coalville | 859.18 mi (1,382.71 km) |
| Boadilla del Monte to Coatbridge | 1,067.90 mi (1,718.62 km) |
| Boadilla del Monte to Cobham | 772.62 mi (1,243.41 km) |
| Boadilla del Monte to Cockermouth | 985.17 mi (1,585.47 km) |
