| Pont-y-pwl to Cocentaina | 904.06 mi (1,454.94 km) |
| Pont-y-pwl to Coin | 1,042.28 mi (1,677.38 km) |
| Pont-y-pwl to Colindres | 574.22 mi (924.12 km) |
| Pont-y-pwl to Collado-Villalba | 766.22 mi (1,233.12 km) |
| Pont-y-pwl to Colmenar Viejo | 763.85 mi (1,229.30 km) |
| Pont-y-pwl to Colmenarejo | 771.25 mi (1,241.21 km) |
| Pont-y-pwl to Conil de la Frontera | 1,076.97 mi (1,733.21 km) |
| Pont-y-pwl to Consuegra | 846.21 mi (1,361.85 km) |
| Pont-y-pwl to Corbera de Llobregat | 748.48 mi (1,204.57 km) |
| Pont-y-pwl to Cordoba | 958.49 mi (1,542.54 km) |
| Pont-y-pwl to Coria del Rio | 1,007.06 mi (1,620.70 km) |
| Pont-y-pwl to Crevillente | 935.87 mi (1,506.14 km) |
| Pont-y-pwl to Cuarte de Huerva | 706.35 mi (1,136.75 km) |
| Pont-y-pwl to Cubellas | 758.52 mi (1,220.72 km) |
| Pont-y-pwl to Cuellar | 714.34 mi (1,149.62 km) |
