| Black Forest to Carpentras | 5,218.72 mi (8,398.72 km) |
| Black Forest to Carquefou | 4,832.46 mi (7,777.10 km) |
| Black Forest to Carqueiranne | 5,301.09 mi (8,531.27 km) |
| Black Forest to Carrieres-sous-Poissy | 4,893.16 mi (7,874.79 km) |
| Black Forest to Carrieres-sur-Seine | 4,903.68 mi (7,891.71 km) |
| Black Forest to Carros | 5,311.50 mi (8,548.03 km) |
| Black Forest to Carvin | 4,859.55 mi (7,820.69 km) |
| Black Forest to Castanet-Tolosan | 5,107.12 mi (8,219.11 km) |
| Black Forest to Castelginest | 5,096.83 mi (8,202.56 km) |
| Black Forest to Castelnau-le-Lez | 5,194.26 mi (8,359.36 km) |
| Black Forest to Castelnaudary | 5,133.47 mi (8,261.52 km) |
| Black Forest to Castelsarrasin | 5,069.17 mi (8,158.04 km) |
| Black Forest to Castres | 5,132.56 mi (8,260.06 km) |
| Black Forest to Caudebec-les-Elbeuf | 4,842.69 mi (7,793.55 km) |
| Black Forest to Caudry | 4,891.03 mi (7,871.35 km) |
