| Rennes to Carovigno | 1,079.40 mi (1,737.13 km) |
| Rennes to Carpenedolo | 603.37 mi (971.02 km) |
| Rennes to Carpi | 639.89 mi (1,029.80 km) |
| Rennes to Carrara | 628.59 mi (1,011.61 km) |
| Rennes to Carugate | 549.31 mi (884.03 km) |
| Rennes to Casal di Principe | 917.32 mi (1,476.28 km) |
| Rennes to Casale Monferrato | 522.75 mi (841.29 km) |
| Rennes to Casale sul Sile | 683.40 mi (1,099.83 km) |
| Rennes to Casalecchio di Reno | 666.67 mi (1,072.90 km) |
| Rennes to Casalgrande | 639.37 mi (1,028.97 km) |
| Rennes to Casalmaggiore | 613.17 mi (986.81 km) |
| Rennes to Casalnuovo di Napoli | 930.49 mi (1,497.48 km) |
| Rennes to Casalpusterlengo | 573.74 mi (923.35 km) |
| Rennes to Casaluce | 920.78 mi (1,481.84 km) |
| Rennes to Casamassima | 1,037.34 mi (1,669.43 km) |
