| Grunberg to Cognac | 545.02 mi (877.13 km) |
| Grunberg to Cogolin | 520.27 mi (837.29 km) |
| Grunberg to Colmar | 188.21 mi (302.89 km) |
| Grunberg to Colombes | 320.45 mi (515.71 km) |
| Grunberg to Colomiers | 600.31 mi (966.10 km) |
| Grunberg to Combs-la-Ville | 315.37 mi (507.54 km) |
| Grunberg to Comines | 260.32 mi (418.95 km) |
| Grunberg to Compiegne | 284.03 mi (457.09 km) |
| Grunberg to Concarneau | 609.38 mi (980.70 km) |
| Grunberg to Conde-sur-l'Escaut | 235.60 mi (379.15 km) |
| Grunberg to Conflans-Sainte-Honorine | 324.82 mi (522.75 km) |
| Grunberg to Corbas | 388.40 mi (625.07 km) |
| Grunberg to Corbeil-Essonnes | 320.32 mi (515.50 km) |
| Grunberg to Cormeilles-en-Parisis | 321.18 mi (516.90 km) |
| Grunberg to Cosne sur Loire | 350.73 mi (564.44 km) |
