| Grenzach-Wyhlen to Butzbach | 204.45 mi (329.03 km) |
| Grenzach-Wyhlen to Buxtehude | 419.06 mi (674.41 km) |
| Grenzach-Wyhlen to Cadolzburg | 196.86 mi (316.82 km) |
| Grenzach-Wyhlen to Calbe | 352.30 mi (566.97 km) |
| Grenzach-Wyhlen to Calw | 94.51 mi (152.10 km) |
| Grenzach-Wyhlen to Castrop-Rauxel | 276.68 mi (445.28 km) |
| Grenzach-Wyhlen to Celle | 366.61 mi (590.00 km) |
| Grenzach-Wyhlen to Cham | 256.21 mi (412.34 km) |
| Grenzach-Wyhlen to Chemnitz | 328.13 mi (528.07 km) |
| Grenzach-Wyhlen to Clausthal-Zellerfeld | 317.25 mi (510.56 km) |
| Grenzach-Wyhlen to Cloppenburg | 366.48 mi (589.80 km) |
| Grenzach-Wyhlen to Coburg | 240.26 mi (386.66 km) |
| Grenzach-Wyhlen to Coesfeld | 304.69 mi (490.34 km) |
| Grenzach-Wyhlen to Cologne | 236.02 mi (379.83 km) |
| Grenzach-Wyhlen to Coswig | 363.60 mi (585.16 km) |
