| La Crescenta-Montrose to Cocentaina | 6,014.87 mi (9,680.00 km) |
| La Crescenta-Montrose to Coin | 5,934.51 mi (9,550.67 km) |
| La Crescenta-Montrose to Colindres | 5,683.77 mi (9,147.15 km) |
| La Crescenta-Montrose to Collado-Villalba | 5,786.54 mi (9,312.53 km) |
| La Crescenta-Montrose to Colmenar Viejo | 5,795.01 mi (9,326.17 km) |
| La Crescenta-Montrose to Colmenarejo | 5,789.46 mi (9,317.23 km) |
| La Crescenta-Montrose to Conil de la Frontera | 5,895.71 mi (9,488.23 km) |
| La Crescenta-Montrose to Consuegra | 5,855.54 mi (9,423.58 km) |
| La Crescenta-Montrose to Corbera de Llobregat | 5,978.42 mi (9,621.34 km) |
| La Crescenta-Montrose to Cordoba | 5,878.66 mi (9,460.79 km) |
| La Crescenta-Montrose to Coria del Rio | 5,852.19 mi (9,418.19 km) |
| La Crescenta-Montrose to Crevillente | 6,023.58 mi (9,694.01 km) |
| La Crescenta-Montrose to Cuarte de Huerva | 5,863.40 mi (9,436.23 km) |
| La Crescenta-Montrose to Cubellas | 5,978.79 mi (9,621.94 km) |
| La Crescenta-Montrose to Cuellar | 5,739.96 mi (9,237.58 km) |
