| Grez-Doiceau to Cogolin | 523.97 mi (843.25 km) |
| Grez-Doiceau to Colmar | 218.64 mi (351.87 km) |
| Grez-Doiceau to Colombes | 165.93 mi (267.03 km) |
| Grez-Doiceau to Colomiers | 516.50 mi (831.23 km) |
| Grez-Doiceau to Combs-la-Ville | 171.65 mi (276.24 km) |
| Grez-Doiceau to Comines | 74.00 mi (119.10 km) |
| Grez-Doiceau to Compiegne | 123.38 mi (198.56 km) |
| Grez-Doiceau to Concarneau | 435.25 mi (700.47 km) |
| Grez-Doiceau to Conde-sur-l'Escaut | 52.47 mi (84.45 km) |
| Grez-Doiceau to Conflans-Sainte-Honorine | 166.66 mi (268.21 km) |
| Grez-Doiceau to Corbas | 350.09 mi (563.42 km) |
| Grez-Doiceau to Corbeil-Essonnes | 176.84 mi (284.60 km) |
| Grez-Doiceau to Cormeilles-en-Parisis | 164.80 mi (265.23 km) |
| Grez-Doiceau to Cosne sur Loire | 243.23 mi (391.44 km) |
| Grez-Doiceau to Coudekerque-Branche | 102.63 mi (165.16 km) |
