| Unterwellenborn to Carpentras | 545.13 mi (877.30 km) |
| Unterwellenborn to Carquefou | 629.85 mi (1,013.64 km) |
| Unterwellenborn to Carqueiranne | 580.48 mi (934.18 km) |
| Unterwellenborn to Carrieres-sous-Poissy | 435.33 mi (700.59 km) |
| Unterwellenborn to Carrieres-sur-Seine | 425.48 mi (684.75 km) |
| Unterwellenborn to Carros | 515.66 mi (829.87 km) |
| Unterwellenborn to Carvin | 372.23 mi (599.04 km) |
| Unterwellenborn to Castanet-Tolosan | 678.86 mi (1,092.52 km) |
| Unterwellenborn to Castelginest | 671.60 mi (1,080.83 km) |
| Unterwellenborn to Castelnau-le-Lez | 600.09 mi (965.75 km) |
| Unterwellenborn to Castelnaudary | 675.09 mi (1,086.45 km) |
| Unterwellenborn to Castelsarrasin | 664.58 mi (1,069.54 km) |
| Unterwellenborn to Castres | 650.60 mi (1,047.04 km) |
| Unterwellenborn to Caudebec-les-Elbeuf | 472.36 mi (760.19 km) |
| Unterwellenborn to Caudry | 355.46 mi (572.06 km) |
