| North Valley to Cocentaina | 5,490.45 mi (8,836.02 km) |
| North Valley to Coin | 5,384.48 mi (8,665.48 km) |
| North Valley to Colindres | 5,175.50 mi (8,329.16 km) |
| North Valley to Collado-Villalba | 5,260.32 mi (8,465.66 km) |
| North Valley to Colmenar Viejo | 5,269.74 mi (8,480.83 km) |
| North Valley to Colmenarejo | 5,262.80 mi (8,469.66 km) |
| North Valley to Conil de la Frontera | 5,339.44 mi (8,593.00 km) |
| North Valley to Consuegra | 5,324.13 mi (8,568.36 km) |
| North Valley to Corbera de Llobregat | 5,477.66 mi (8,815.45 km) |
| North Valley to Cordoba | 5,334.88 mi (8,585.67 km) |
| North Valley to Coria del Rio | 5,301.23 mi (8,531.51 km) |
| North Valley to Crevillente | 5,495.15 mi (8,843.59 km) |
| North Valley to Cuarte de Huerva | 5,353.20 mi (8,615.14 km) |
| North Valley to Cubellas | 5,475.88 mi (8,812.58 km) |
| North Valley to Cuellar | 5,217.11 mi (8,396.12 km) |
