| Sonneberg to Carpentras | 520.75 mi (838.07 km) |
| Sonneberg to Carquefou | 612.36 mi (985.50 km) |
| Sonneberg to Carqueiranne | 555.97 mi (894.75 km) |
| Sonneberg to Carrieres-sous-Poissy | 419.39 mi (674.95 km) |
| Sonneberg to Carrieres-sur-Seine | 409.29 mi (658.68 km) |
| Sonneberg to Carros | 491.26 mi (790.60 km) |
| Sonneberg to Carvin | 361.31 mi (581.47 km) |
| Sonneberg to Castanet-Tolosan | 655.53 mi (1,054.97 km) |
| Sonneberg to Castelginest | 648.39 mi (1,043.48 km) |
| Sonneberg to Castelnau-le-Lez | 575.91 mi (926.84 km) |
| Sonneberg to Castelnaudary | 651.48 mi (1,048.45 km) |
| Sonneberg to Castelsarrasin | 641.73 mi (1,032.77 km) |
| Sonneberg to Castres | 626.99 mi (1,009.04 km) |
| Sonneberg to Caudebec-les-Elbeuf | 457.94 mi (736.98 km) |
| Sonneberg to Caudry | 342.91 mi (551.86 km) |
