| Cologne to Blumberg | 225.49 mi (362.89 km) |
| Cologne to Bobenheim-Roxheim | 112.26 mi (180.66 km) |
| Cologne to Bobingen | 252.84 mi (406.90 km) |
| Cologne to Boblingen | 180.65 mi (290.73 km) |
| Cologne to Bocholt | 63.64 mi (102.42 km) |
| Cologne to Bochum | 39.37 mi (63.36 km) |
| Cologne to Bockenem | 155.67 mi (250.52 km) |
| Cologne to Bockhorn | 176.08 mi (283.38 km) |
| Cologne to Bogen | 290.48 mi (467.48 km) |
| Cologne to Bohl-Iggelheim | 123.67 mi (199.02 km) |
| Cologne to Bohmte | 114.82 mi (184.78 km) |
| Cologne to Boizenburg | 231.58 mi (372.69 km) |
| Cologne to Bonen | 57.52 mi (92.57 km) |
| Cologne to Bonn | 15.43 mi (24.84 km) |
| Cologne to Bopfingen | 208.61 mi (335.73 km) |
