| Castelleone to Coudekerque-Branche | 521.08 mi (838.59 km) |
| Castelleone to Coueron | 563.86 mi (907.44 km) |
| Castelleone to Coulommiers | 397.16 mi (639.17 km) |
| Castelleone to Courbevoic | 431.70 mi (694.75 km) |
| Castelleone to Courcouronnes | 414.93 mi (667.77 km) |
| Castelleone to Cournon-d'Auvergne | 319.16 mi (513.64 km) |
| Castelleone to Courrieres | 475.97 mi (766.00 km) |
| Castelleone to Coutras | 481.78 mi (775.35 km) |
| Castelleone to Couzeix | 413.83 mi (666.00 km) |
| Castelleone to Cran-Gevrier | 181.69 mi (292.40 km) |
| Castelleone to Craponne | 245.80 mi (395.58 km) |
| Castelleone to Creil | 437.09 mi (703.42 km) |
| Castelleone to Crepy-en-Valois | 421.50 mi (678.34 km) |
| Castelleone to Crest | 234.73 mi (377.76 km) |
| Castelleone to Creteil | 419.70 mi (675.44 km) |
