| Colwyn Bay to Blumberg | 654.45 mi (1,053.24 km) |
| Colwyn Bay to Bobenheim-Roxheim | 578.18 mi (930.48 km) |
| Colwyn Bay to Bobingen | 721.10 mi (1,160.51 km) |
| Colwyn Bay to Boblingen | 636.69 mi (1,024.66 km) |
| Colwyn Bay to Bocholt | 444.43 mi (715.24 km) |
| Colwyn Bay to Bochum | 476.44 mi (766.76 km) |
| Colwyn Bay to Bockenem | 585.52 mi (942.31 km) |
| Colwyn Bay to Bockhorn | 482.81 mi (777.01 km) |
| Colwyn Bay to Bogen | 770.10 mi (1,239.36 km) |
| Colwyn Bay to Bohl-Iggelheim | 583.84 mi (939.61 km) |
| Colwyn Bay to Bohmte | 505.08 mi (812.85 km) |
| Colwyn Bay to Boizenburg | 593.91 mi (955.81 km) |
| Colwyn Bay to Bonen | 495.95 mi (798.16 km) |
| Colwyn Bay to Bonn | 491.49 mi (790.97 km) |
| Colwyn Bay to Bopfingen | 681.03 mi (1,096.02 km) |
