| Castel San Giorgio to Carpentras | 541.26 mi (871.07 km) |
| Castel San Giorgio to Carquefou | 919.04 mi (1,479.06 km) |
| Castel San Giorgio to Carqueiranne | 470.98 mi (757.97 km) |
| Castel San Giorgio to Carrieres-sous-Poissy | 836.24 mi (1,345.81 km) |
| Castel San Giorgio to Carrieres-sur-Seine | 825.71 mi (1,328.85 km) |
| Castel San Giorgio to Carros | 435.56 mi (700.96 km) |
| Castel San Giorgio to Carvin | 876.40 mi (1,410.43 km) |
| Castel San Giorgio to Castanet-Tolosan | 701.27 mi (1,128.58 km) |
| Castel San Giorgio to Castelginest | 706.92 mi (1,137.69 km) |
| Castel San Giorgio to Castelnau-le-Lez | 586.19 mi (943.39 km) |
| Castel San Giorgio to Castelnaudary | 676.23 mi (1,088.28 km) |
| Castel San Giorgio to Castelsarrasin | 728.00 mi (1,171.60 km) |
| Castel San Giorgio to Castres | 665.63 mi (1,071.23 km) |
| Castel San Giorgio to Caudebec-les-Elbeuf | 886.85 mi (1,427.24 km) |
| Castel San Giorgio to Caudry | 844.23 mi (1,358.66 km) |
