| Somain to Cavaillon | 457.98 mi (737.04 km) |
| Somain to Cebazat | 312.83 mi (503.46 km) |
| Somain to Cenon | 419.30 mi (674.79 km) |
| Somain to Cergy | 106.27 mi (171.03 km) |
| Somain to Cernay | 249.21 mi (401.07 km) |
| Somain to Cesson | 127.50 mi (205.18 km) |
| Somain to Cesson-Sevigne | 269.03 mi (432.96 km) |
| Somain to Cestas | 429.45 mi (691.13 km) |
| Somain to Chalette-sur-Loing | 163.93 mi (263.82 km) |
| Somain to Challans | 338.06 mi (544.06 km) |
| Somain to Chalon-sur-Saone | 257.37 mi (414.19 km) |
| Somain to Chalons-en-Champagne | 108.21 mi (174.15 km) |
| Somain to Chamalieres | 316.87 mi (509.95 km) |
| Somain to Chambery | 352.42 mi (567.16 km) |
| Somain to Chambly | 94.29 mi (151.75 km) |
