| Boo to Carpentras | 1,191.51 mi (1,917.55 km) |
| Boo to Carquefou | 1,155.10 mi (1,858.95 km) |
| Boo to Carqueiranne | 1,234.06 mi (1,986.02 km) |
| Boo to Carrieres-sous-Poissy | 966.52 mi (1,555.46 km) |
| Boo to Carrieres-sur-Seine | 961.93 mi (1,548.07 km) |
| Boo to Carros | 1,170.80 mi (1,884.21 km) |
| Boo to Carvin | 856.77 mi (1,378.84 km) |
| Boo to Castanet-Tolosan | 1,300.69 mi (2,093.25 km) |
| Boo to Castelginest | 1,291.25 mi (2,078.07 km) |
| Boo to Castelnau-le-Lez | 1,240.97 mi (1,997.15 km) |
| Boo to Castelnaudary | 1,302.59 mi (2,096.32 km) |
| Boo to Castelsarrasin | 1,277.68 mi (2,056.23 km) |
| Boo to Castres | 1,278.55 mi (2,057.63 km) |
| Boo to Caudebec-les-Elbeuf | 976.01 mi (1,570.73 km) |
| Boo to Caudry | 864.52 mi (1,391.30 km) |
