| Sonneberg to Butzbach | 110.48 mi (177.79 km) |
| Sonneberg to Buxtehude | 224.88 mi (361.92 km) |
| Sonneberg to Cadolzburg | 63.60 mi (102.36 km) |
| Sonneberg to Calbe | 110.52 mi (177.87 km) |
| Sonneberg to Calw | 156.96 mi (252.60 km) |
| Sonneberg to Castrop-Rauxel | 186.94 mi (300.85 km) |
| Sonneberg to Celle | 164.00 mi (263.93 km) |
| Sonneberg to Cham | 102.52 mi (164.98 km) |
| Sonneberg to Chemnitz | 83.71 mi (134.71 km) |
| Sonneberg to Clausthal-Zellerfeld | 106.81 mi (171.89 km) |
| Sonneberg to Cloppenburg | 218.42 mi (351.52 km) |
| Sonneberg to Coburg | 10.54 mi (16.96 km) |
| Sonneberg to Coesfeld | 205.57 mi (330.83 km) |
| Sonneberg to Cologne | 189.00 mi (304.16 km) |
| Sonneberg to Coswig | 118.71 mi (191.04 km) |
