| Risch to Cognac | 428.81 mi (690.11 km) |
| Risch to Cogolin | 284.15 mi (457.30 km) |
| Risch to Colmar | 82.06 mi (132.07 km) |
| Risch to Colombes | 310.81 mi (500.20 km) |
| Risch to Colomiers | 421.58 mi (678.46 km) |
| Risch to Combs-la-Ville | 291.65 mi (469.36 km) |
| Risch to Comines | 350.70 mi (564.40 km) |
| Risch to Compiegne | 301.85 mi (485.79 km) |
| Risch to Concarneau | 578.01 mi (930.22 km) |
| Risch to Conde-sur-l'Escaut | 317.34 mi (510.71 km) |
| Risch to Conflans-Sainte-Honorine | 319.21 mi (513.72 km) |
| Risch to Corbas | 196.53 mi (316.29 km) |
| Risch to Corbeil-Essonnes | 293.79 mi (472.81 km) |
| Risch to Cormeilles-en-Parisis | 314.22 mi (505.69 km) |
| Risch to Cosne sur Loire | 258.74 mi (416.41 km) |
