| Buckhurst Hill to Cocentaina | 890.70 mi (1,433.45 km) |
| Buckhurst Hill to Coin | 1,060.29 mi (1,706.37 km) |
| Buckhurst Hill to Colindres | 591.60 mi (952.09 km) |
| Buckhurst Hill to Collado-Villalba | 783.90 mi (1,261.57 km) |
| Buckhurst Hill to Colmenar Viejo | 779.42 mi (1,254.36 km) |
| Buckhurst Hill to Colmenarejo | 788.89 mi (1,269.59 km) |
| Buckhurst Hill to Conil de la Frontera | 1,103.44 mi (1,775.82 km) |
| Buckhurst Hill to Consuegra | 858.86 mi (1,382.20 km) |
| Buckhurst Hill to Corbera de Llobregat | 711.46 mi (1,144.98 km) |
| Buckhurst Hill to Cordoba | 978.25 mi (1,574.34 km) |
| Buckhurst Hill to Coria del Rio | 1,034.93 mi (1,665.56 km) |
| Buckhurst Hill to Crevillente | 925.61 mi (1,489.62 km) |
| Buckhurst Hill to Cuarte de Huerva | 695.75 mi (1,119.71 km) |
| Buckhurst Hill to Cubellas | 724.25 mi (1,165.57 km) |
| Buckhurst Hill to Cuellar | 736.19 mi (1,184.78 km) |
