| Aosta to Coin | 884.65 mi (1,423.70 km) |
| Aosta to Colindres | 553.46 mi (890.70 km) |
| Aosta to Collado-Villalba | 669.65 mi (1,077.69 km) |
| Aosta to Colmenar Viejo | 658.29 mi (1,059.41 km) |
| Aosta to Colmenarejo | 672.93 mi (1,082.98 km) |
| Aosta to Conil de la Frontera | 954.71 mi (1,536.46 km) |
| Aosta to Consuegra | 703.48 mi (1,132.15 km) |
| Aosta to Corbera de Llobregat | 401.82 mi (646.66 km) |
| Aosta to Cordoba | 824.30 mi (1,326.58 km) |
| Aosta to Coria del Rio | 902.95 mi (1,453.17 km) |
| Aosta to Crevillente | 663.76 mi (1,068.22 km) |
| Aosta to Cuarte de Huerva | 501.18 mi (806.58 km) |
| Aosta to Cubellas | 421.37 mi (678.13 km) |
| Aosta to Cuellar | 653.80 mi (1,052.20 km) |
| Aosta to Cuenca | 618.03 mi (994.62 km) |
