| Mountain Ash to Brandenburg | 676.67 mi (1,089.00 km) |
| Mountain Ash to Brandis | 686.59 mi (1,104.97 km) |
| Mountain Ash to Braunfels | 516.08 mi (830.55 km) |
| Mountain Ash to Braunsbedra | 656.81 mi (1,057.03 km) |
| Mountain Ash to Braunschweig | 591.91 mi (952.59 km) |
| Mountain Ash to Breckerfeld | 467.21 mi (751.90 km) |
| Mountain Ash to Breisach am Rhein | 548.76 mi (883.14 km) |
| Mountain Ash to Bremen | 522.02 mi (840.12 km) |
| Mountain Ash to Bremerhaven | 517.49 mi (832.81 km) |
| Mountain Ash to Bremervorde | 539.09 mi (867.58 km) |
| Mountain Ash to Bretten | 562.40 mi (905.09 km) |
| Mountain Ash to Bretzfeld | 588.82 mi (947.62 km) |
| Mountain Ash to Brieselang | 695.95 mi (1,120.03 km) |
| Mountain Ash to Brilon | 513.23 mi (825.97 km) |
| Mountain Ash to Bruchhausen-Vilsen | 528.89 mi (851.16 km) |
