| Boulogne-Billancourt to Corbetta | 390.36 mi (628.22 km) |
| Boulogne-Billancourt to Corciano | 621.73 mi (1,000.57 km) |
| Boulogne-Billancourt to Cordenons | 526.71 mi (847.66 km) |
| Boulogne-Billancourt to Cori | 717.34 mi (1,154.45 km) |
| Boulogne-Billancourt to Coriano | 596.49 mi (959.95 km) |
| Boulogne-Billancourt to Corigliano Calabro | 949.46 mi (1,528.01 km) |
| Boulogne-Billancourt to Corleone | 940.54 mi (1,513.65 km) |
| Boulogne-Billancourt to Cormano | 396.31 mi (637.80 km) |
| Boulogne-Billancourt to Cornaredo | 393.33 mi (633.01 km) |
| Boulogne-Billancourt to Cornate d'Adda | 403.86 mi (649.94 km) |
| Boulogne-Billancourt to Cornedo Vicentino | 481.36 mi (774.68 km) |
| Boulogne-Billancourt to Correggio | 491.53 mi (791.05 km) |
| Boulogne-Billancourt to Corridonia | 663.24 mi (1,067.39 km) |
| Boulogne-Billancourt to Corsico | 399.36 mi (642.71 km) |
| Boulogne-Billancourt to Cortona | 604.14 mi (972.27 km) |
