| New River to Cocentaina | 5,781.70 mi (9,304.75 km) |
| New River to Coin | 5,684.32 mi (9,148.04 km) |
| New River to Colindres | 5,460.60 mi (8,787.98 km) |
| New River to Collado-Villalba | 5,551.92 mi (8,934.95 km) |
| New River to Colmenar Viejo | 5,561.02 mi (8,949.60 km) |
| New River to Colmenarejo | 5,554.56 mi (8,939.20 km) |
| New River to Conil de la Frontera | 5,641.29 mi (9,078.77 km) |
| New River to Consuegra | 5,617.61 mi (9,040.68 km) |
| New River to Corbera de Llobregat | 5,760.46 mi (9,270.56 km) |
| New River to Cordoba | 5,632.60 mi (9,064.79 km) |
| New River to Coria del Rio | 5,601.30 mi (9,014.43 km) |
| New River to Crevillente | 5,787.80 mi (9,314.56 km) |
| New River to Cuarte de Huerva | 5,639.23 mi (9,075.47 km) |
| New River to Cubellas | 5,759.45 mi (9,268.95 km) |
| New River to Cuellar | 5,507.47 mi (8,863.42 km) |
