| Grenzach-Wyhlen to Blumberg | 45.28 mi (72.87 km) |
| Grenzach-Wyhlen to Bobenheim-Roxheim | 144.03 mi (231.79 km) |
| Grenzach-Wyhlen to Bobingen | 154.34 mi (248.39 km) |
| Grenzach-Wyhlen to Boblingen | 100.25 mi (161.34 km) |
| Grenzach-Wyhlen to Bocholt | 299.47 mi (481.95 km) |
| Grenzach-Wyhlen to Bochum | 272.28 mi (438.19 km) |
| Grenzach-Wyhlen to Bockenem | 327.26 mi (526.67 km) |
| Grenzach-Wyhlen to Bockhorn | 404.38 mi (650.79 km) |
| Grenzach-Wyhlen to Bogen | 249.65 mi (401.78 km) |
| Grenzach-Wyhlen to Bohl-Iggelheim | 129.20 mi (207.93 km) |
| Grenzach-Wyhlen to Bohmte | 333.96 mi (537.46 km) |
| Grenzach-Wyhlen to Boizenburg | 423.59 mi (681.70 km) |
| Grenzach-Wyhlen to Bonen | 279.65 mi (450.05 km) |
| Grenzach-Wyhlen to Bonn | 221.27 mi (356.11 km) |
| Grenzach-Wyhlen to Bopfingen | 153.32 mi (246.74 km) |
