| Frosinone to Coudekerque-Branche | 831.49 mi (1,338.15 km) |
| Frosinone to Coueron | 835.87 mi (1,345.20 km) |
| Frosinone to Coulommiers | 703.00 mi (1,131.37 km) |
| Frosinone to Courbevoic | 735.59 mi (1,183.82 km) |
| Frosinone to Courcouronnes | 717.52 mi (1,154.73 km) |
| Frosinone to Cournon-d'Auvergne | 580.67 mi (934.49 km) |
| Frosinone to Courrieres | 786.27 mi (1,265.38 km) |
| Frosinone to Coutras | 716.07 mi (1,152.40 km) |
| Frosinone to Couzeix | 670.82 mi (1,079.59 km) |
| Frosinone to Cran-Gevrier | 466.32 mi (750.48 km) |
| Frosinone to Craponne | 515.77 mi (830.04 km) |
| Frosinone to Creil | 743.59 mi (1,196.70 km) |
| Frosinone to Crepy-en-Valois | 728.86 mi (1,172.99 km) |
| Frosinone to Crest | 470.61 mi (757.37 km) |
| Frosinone to Creteil | 723.54 mi (1,164.43 km) |
