| Somain to Civita Castellana | 705.99 mi (1,136.19 km) |
| Somain to Civitanova Marche | 692.99 mi (1,115.25 km) |
| Somain to Civitavecchia | 699.97 mi (1,126.49 km) |
| Somain to Civitella in Val di Chiana | 622.63 mi (1,002.03 km) |
| Somain to Clusone | 435.80 mi (701.35 km) |
| Somain to Coccaglio | 453.26 mi (729.45 km) |
| Somain to Codigoro | 560.72 mi (902.40 km) |
| Somain to Codogno | 466.56 mi (750.86 km) |
| Somain to Codroipo | 539.72 mi (868.60 km) |
| Somain to Cogoleto | 482.48 mi (776.48 km) |
| Somain to Colle di Val d'Elsa | 606.45 mi (975.99 km) |
| Somain to Colle Salvetti | 576.73 mi (928.15 km) |
| Somain to Collecchio | 504.26 mi (811.53 km) |
| Somain to Colleferro | 755.69 mi (1,216.17 km) |
| Somain to Collegno | 415.64 mi (668.91 km) |
