| Grinon to Coudekerque-Branche | 804.69 mi (1,295.02 km) |
| Grinon to Coueron | 495.05 mi (796.71 km) |
| Grinon to Coulommiers | 684.65 mi (1,101.84 km) |
| Grinon to Courbevoic | 670.32 mi (1,078.78 km) |
| Grinon to Courcouronnes | 657.82 mi (1,058.66 km) |
| Grinon to Cournon-d'Auvergne | 521.75 mi (839.67 km) |
| Grinon to Courrieres | 780.03 mi (1,255.34 km) |
| Grinon to Coutras | 383.15 mi (616.61 km) |
| Grinon to Couzeix | 467.66 mi (752.63 km) |
| Grinon to Cran-Gevrier | 637.06 mi (1,025.25 km) |
| Grinon to Craponne | 577.08 mi (928.73 km) |
| Grinon to Creil | 697.17 mi (1,121.99 km) |
| Grinon to Crepy-en-Valois | 704.73 mi (1,134.15 km) |
| Grinon to Crest | 548.69 mi (883.03 km) |
| Grinon to Creteil | 668.58 mi (1,075.97 km) |
