| North Valley Stream to Cocentaina | 3,777.41 mi (6,079.15 km) |
| North Valley Stream to Coin | 3,632.79 mi (5,846.40 km) |
| North Valley Stream to Colindres | 3,499.94 mi (5,632.61 km) |
| North Valley Stream to Collado-Villalba | 3,549.88 mi (5,712.98 km) |
| North Valley Stream to Colmenar Viejo | 3,560.71 mi (5,730.42 km) |
| North Valley Stream to Colmenarejo | 3,551.54 mi (5,715.66 km) |
| North Valley Stream to Conil de la Frontera | 3,579.23 mi (5,760.21 km) |
| North Valley Stream to Consuegra | 3,603.29 mi (5,798.94 km) |
| North Valley Stream to Corbera de Llobregat | 3,806.34 mi (6,125.70 km) |
| North Valley Stream to Cordoba | 3,593.71 mi (5,783.52 km) |
| North Valley Stream to Coria del Rio | 3,549.55 mi (5,712.45 km) |
| North Valley Stream to Crevillente | 3,775.37 mi (6,075.87 km) |
| North Valley Stream to Cuarte de Huerva | 3,668.57 mi (5,903.99 km) |
| North Valley Stream to Cubellas | 3,800.71 mi (6,116.65 km) |
| North Valley Stream to Cuellar | 3,513.69 mi (5,654.73 km) |
