| Somero to Civita Castellana | 1,349.86 mi (2,172.38 km) |
| Somero to Civitanova Marche | 1,264.76 mi (2,035.43 km) |
| Somero to Civitavecchia | 1,371.82 mi (2,207.73 km) |
| Somero to Civitella in Val di Chiana | 1,286.42 mi (2,070.29 km) |
| Somero to Clusone | 1,158.01 mi (1,863.63 km) |
| Somero to Coccaglio | 1,177.78 mi (1,895.45 km) |
| Somero to Codigoro | 1,187.35 mi (1,910.86 km) |
| Somero to Codogno | 1,208.61 mi (1,945.07 km) |
| Somero to Codroipo | 1,099.93 mi (1,770.17 km) |
| Somero to Cogoleto | 1,277.99 mi (2,056.72 km) |
| Somero to Colle di Val d'Elsa | 1,296.90 mi (2,087.15 km) |
| Somero to Colle Salvetti | 1,294.81 mi (2,083.80 km) |
| Somero to Collecchio | 1,225.31 mi (1,971.95 km) |
| Somero to Colleferro | 1,378.80 mi (2,218.96 km) |
| Somero to Collegno | 1,256.54 mi (2,022.21 km) |
