| Mountain Ash to Boppard | 487.34 mi (784.30 km) |
| Mountain Ash to Borgentreich | 541.10 mi (870.82 km) |
| Mountain Ash to Borgholzhausen | 498.32 mi (801.97 km) |
| Mountain Ash to Borken | 437.96 mi (704.84 km) |
| Mountain Ash to Borna | 684.26 mi (1,101.21 km) |
| Mountain Ash to Bornheim | 453.47 mi (729.80 km) |
| Mountain Ash to Bosel | 486.52 mi (782.98 km) |
| Mountain Ash to Bottrop | 441.87 mi (711.12 km) |
| Mountain Ash to Bovenden | 569.66 mi (916.77 km) |
| Mountain Ash to Brackenheim | 576.13 mi (927.19 km) |
| Mountain Ash to Brake | 511.11 mi (822.55 km) |
| Mountain Ash to Brakel | 537.31 mi (864.72 km) |
| Mountain Ash to Bramsche | 484.94 mi (780.43 km) |
| Mountain Ash to Brand | 417.75 mi (672.31 km) |
| Mountain Ash to Brand-Erbisdorf | 722.47 mi (1,162.70 km) |
