| Highgate to Cocentaina | 886.35 mi (1,426.44 km) |
| Highgate to Coin | 1,054.32 mi (1,696.76 km) |
| Highgate to Colindres | 585.35 mi (942.04 km) |
| Highgate to Collado-Villalba | 777.81 mi (1,251.76 km) |
| Highgate to Colmenar Viejo | 773.43 mi (1,244.72 km) |
| Highgate to Colmenarejo | 782.80 mi (1,259.79 km) |
| Highgate to Conil de la Frontera | 1,097.08 mi (1,765.57 km) |
| Highgate to Consuegra | 853.06 mi (1,372.87 km) |
| Highgate to Corbera de Llobregat | 708.46 mi (1,140.15 km) |
| Highgate to Cordoba | 972.16 mi (1,564.54 km) |
| Highgate to Coria del Rio | 1,028.48 mi (1,655.17 km) |
| Highgate to Crevillente | 921.09 mi (1,482.36 km) |
| Highgate to Cuarte de Huerva | 691.09 mi (1,112.20 km) |
| Highgate to Cubellas | 721.08 mi (1,160.47 km) |
| Highgate to Cuellar | 729.86 mi (1,174.60 km) |
