| Soma to Cognac | 1,485.01 mi (2,389.89 km) |
| Soma to Cogolin | 1,127.55 mi (1,814.61 km) |
| Soma to Colmar | 1,179.21 mi (1,897.76 km) |
| Soma to Colombes | 1,417.96 mi (2,281.98 km) |
| Soma to Colomiers | 1,389.27 mi (2,235.81 km) |
| Soma to Combs-la-Ville | 1,399.08 mi (2,251.60 km) |
| Soma to Comines | 1,433.33 mi (2,306.72 km) |
| Soma to Compiegne | 1,405.17 mi (2,261.40 km) |
| Soma to Concarneau | 1,675.27 mi (2,696.09 km) |
| Soma to Conde-sur-l'Escaut | 1,401.15 mi (2,254.93 km) |
| Soma to Conflans-Sainte-Honorine | 1,426.25 mi (2,295.32 km) |
| Soma to Corbas | 1,236.31 mi (1,989.64 km) |
| Soma to Corbeil-Essonnes | 1,401.23 mi (2,255.07 km) |
| Soma to Cormeilles-en-Parisis | 1,421.26 mi (2,287.29 km) |
| Soma to Cosne sur Loire | 1,357.34 mi (2,184.44 km) |
