| Tortona to Coin | 909.26 mi (1,463.31 km) |
| Tortona to Colindres | 618.59 mi (995.53 km) |
| Tortona to Collado-Villalba | 715.26 mi (1,151.10 km) |
| Tortona to Colmenar Viejo | 703.26 mi (1,131.78 km) |
| Tortona to Colmenarejo | 718.06 mi (1,155.61 km) |
| Tortona to Conil de la Frontera | 982.60 mi (1,581.34 km) |
| Tortona to Consuegra | 739.52 mi (1,190.15 km) |
| Tortona to Corbera de Llobregat | 423.88 mi (682.17 km) |
| Tortona to Cordoba | 855.42 mi (1,376.67 km) |
| Tortona to Coria del Rio | 935.66 mi (1,505.79 km) |
| Tortona to Crevillente | 678.02 mi (1,091.17 km) |
| Tortona to Cuarte de Huerva | 542.45 mi (873.00 km) |
| Tortona to Cubellas | 443.18 mi (713.22 km) |
| Tortona to Cuellar | 705.85 mi (1,135.96 km) |
| Tortona to Cuenca | 652.10 mi (1,049.46 km) |
