| Groningen to Cognac | 604.30 mi (972.53 km) |
| Groningen to Cogolin | 688.46 mi (1,107.97 km) |
| Groningen to Colmar | 356.47 mi (573.68 km) |
| Groningen to Colombes | 350.67 mi (564.36 km) |
| Groningen to Colomiers | 705.03 mi (1,134.64 km) |
| Groningen to Combs-la-Ville | 359.19 mi (578.06 km) |
| Groningen to Comines | 227.36 mi (365.89 km) |
| Groningen to Compiegne | 308.35 mi (496.23 km) |
| Groningen to Concarneau | 589.04 mi (947.96 km) |
| Groningen to Conde-sur-l'Escaut | 229.54 mi (369.41 km) |
| Groningen to Conflans-Sainte-Honorine | 349.83 mi (563.00 km) |
| Groningen to Corbas | 526.85 mi (847.89 km) |
| Groningen to Corbeil-Essonnes | 364.28 mi (586.24 km) |
| Groningen to Cormeilles-en-Parisis | 348.88 mi (561.46 km) |
| Groningen to Cosne sur Loire | 432.02 mi (695.27 km) |
