| Osimo to Coudekerque-Branche | 734.77 mi (1,182.51 km) |
| Osimo to Coueron | 780.57 mi (1,256.20 km) |
| Osimo to Coulommiers | 618.40 mi (995.23 km) |
| Osimo to Courbevoic | 653.52 mi (1,051.74 km) |
| Osimo to Courcouronnes | 637.05 mi (1,025.24 km) |
| Osimo to Cournon-d'Auvergne | 529.01 mi (851.36 km) |
| Osimo to Courrieres | 690.85 mi (1,111.81 km) |
| Osimo to Coutras | 681.25 mi (1,096.37 km) |
| Osimo to Couzeix | 623.16 mi (1,002.88 km) |
| Osimo to Cran-Gevrier | 398.96 mi (642.07 km) |
| Osimo to Craponne | 458.03 mi (737.12 km) |
| Osimo to Creil | 657.85 mi (1,058.71 km) |
| Osimo to Crepy-en-Valois | 641.77 mi (1,032.83 km) |
| Osimo to Crest | 428.29 mi (689.27 km) |
| Osimo to Creteil | 641.56 mi (1,032.48 km) |
