| Romans-sur-Isere to Cosenza | 696.44 mi (1,120.81 km) |
| Romans-sur-Isere to Cossato | 155.57 mi (250.37 km) |
| Romans-sur-Isere to Costa Volpino | 250.59 mi (403.28 km) |
| Romans-sur-Isere to Creazzo | 314.35 mi (505.90 km) |
| Romans-sur-Isere to Crema | 226.52 mi (364.54 km) |
| Romans-sur-Isere to Cremona | 243.04 mi (391.13 km) |
| Romans-sur-Isere to Crevalcore | 299.35 mi (481.76 km) |
| Romans-sur-Isere to Crispiano | 688.57 mi (1,108.14 km) |
| Romans-sur-Isere to Crosia | 707.23 mi (1,138.17 km) |
| Romans-sur-Isere to Crotone | 742.24 mi (1,194.51 km) |
| Romans-sur-Isere to Cuneo | 130.93 mi (210.72 km) |
| Romans-sur-Isere to Cuorgne | 128.65 mi (207.04 km) |
| Romans-sur-Isere to Cusano Milanino | 203.77 mi (327.94 km) |
| Romans-sur-Isere to Cutro | 738.69 mi (1,188.81 km) |
| Romans-sur-Isere to Cutrofiano | 749.39 mi (1,206.02 km) |
