| Mountain Ash to Borgosatollo | 754.01 mi (1,213.46 km) |
| Mountain Ash to Borgosesia | 670.89 mi (1,079.70 km) |
| Mountain Ash to Boscoreale | 1,133.70 mi (1,824.51 km) |
| Mountain Ash to Boscotrecase | 1,132.27 mi (1,822.21 km) |
| Mountain Ash to Botticino Sera | 751.25 mi (1,209.02 km) |
| Mountain Ash to Bovalino Marina | 1,329.39 mi (2,139.44 km) |
| Mountain Ash to Boves | 714.79 mi (1,150.35 km) |
| Mountain Ash to Boville Ernica | 1,053.01 mi (1,694.66 km) |
| Mountain Ash to Bovisio Masciago | 707.44 mi (1,138.51 km) |
| Mountain Ash to Bovolone | 797.46 mi (1,283.39 km) |
| Mountain Ash to Bra | 705.80 mi (1,135.88 km) |
| Mountain Ash to Bracciano | 985.33 mi (1,585.74 km) |
| Mountain Ash to Brandizzo | 681.64 mi (1,096.99 km) |
| Mountain Ash to Breganze | 794.95 mi (1,279.34 km) |
| Mountain Ash to Brembate | 722.89 mi (1,163.38 km) |
