| Mountain Ash to Brescia | 750.52 mi (1,207.84 km) |
| Mountain Ash to Bressanone | 758.69 mi (1,220.99 km) |
| Mountain Ash to Bresso | 712.43 mi (1,146.55 km) |
| Mountain Ash to Brindisi | 1,266.15 mi (2,037.67 km) |
| Mountain Ash to Broni | 737.03 mi (1,186.14 km) |
| Mountain Ash to Bronte | 1,304.76 mi (2,099.81 km) |
| Mountain Ash to Brugherio | 715.94 mi (1,152.20 km) |
| Mountain Ash to Brugnera | 824.69 mi (1,327.22 km) |
| Mountain Ash to Bruino | 677.00 mi (1,089.52 km) |
| Mountain Ash to Brunico | 766.90 mi (1,234.21 km) |
| Mountain Ash to Brusciano | 1,123.70 mi (1,808.42 km) |
| Mountain Ash to Bucine | 896.63 mi (1,442.99 km) |
| Mountain Ash to Budrio | 843.57 mi (1,357.59 km) |
| Mountain Ash to Busca | 702.54 mi (1,130.64 km) |
| Mountain Ash to Bussolengo | 777.36 mi (1,251.04 km) |
