| Boulogne-Billancourt to Carquefou | 202.49 mi (325.88 km) |
| Boulogne-Billancourt to Carqueiranne | 437.10 mi (703.44 km) |
| Boulogne-Billancourt to Carrieres-sous-Poissy | 12.04 mi (19.38 km) |
| Boulogne-Billancourt to Carrieres-sur-Seine | 5.66 mi (9.11 km) |
| Boulogne-Billancourt to Carros | 421.98 mi (679.11 km) |
| Boulogne-Billancourt to Carvin | 118.95 mi (191.44 km) |
| Boulogne-Billancourt to Castanet-Tolosan | 369.26 mi (594.26 km) |
| Boulogne-Billancourt to Castelginest | 357.34 mi (575.08 km) |
| Boulogne-Billancourt to Castelnau-le-Lez | 367.81 mi (591.93 km) |
| Boulogne-Billancourt to Castelnaudary | 381.44 mi (613.87 km) |
| Boulogne-Billancourt to Castelsarrasin | 335.68 mi (540.22 km) |
| Boulogne-Billancourt to Castres | 361.72 mi (582.13 km) |
| Boulogne-Billancourt to Caudebec-les-Elbeuf | 63.23 mi (101.76 km) |
| Boulogne-Billancourt to Caudry | 103.46 mi (166.50 km) |
| Boulogne-Billancourt to Cavaillon | 370.12 mi (595.66 km) |
