| Ascoli Piceno to Coin | 1,060.48 mi (1,706.67 km) |
| Ascoli Piceno to Colindres | 858.24 mi (1,381.21 km) |
| Ascoli Piceno to Collado-Villalba | 918.01 mi (1,477.39 km) |
| Ascoli Piceno to Colmenar Viejo | 905.28 mi (1,456.91 km) |
| Ascoli Piceno to Colmenarejo | 919.79 mi (1,480.25 km) |
| Ascoli Piceno to Conil de la Frontera | 1,138.57 mi (1,832.35 km) |
| Ascoli Piceno to Consuegra | 922.55 mi (1,484.69 km) |
| Ascoli Piceno to Corbera de Llobregat | 604.67 mi (973.12 km) |
| Ascoli Piceno to Cordoba | 1,023.20 mi (1,646.68 km) |
| Ascoli Piceno to Coria del Rio | 1,103.92 mi (1,776.59 km) |
| Ascoli Piceno to Crevillente | 818.38 mi (1,317.06 km) |
| Ascoli Piceno to Cuarte de Huerva | 746.18 mi (1,200.87 km) |
| Ascoli Piceno to Cubellas | 621.09 mi (999.55 km) |
| Ascoli Piceno to Cuellar | 920.82 mi (1,481.91 km) |
| Ascoli Piceno to Cuenca | 835.72 mi (1,344.96 km) |
