| Mercer Island to Brescia | 5,389.84 mi (8,674.10 km) |
| Mercer Island to Bressanone | 5,354.21 mi (8,616.76 km) |
| Mercer Island to Bresso | 5,364.40 mi (8,633.16 km) |
| Mercer Island to Brindisi | 5,871.85 mi (9,449.82 km) |
| Mercer Island to Broni | 5,394.23 mi (8,681.17 km) |
| Mercer Island to Bronte | 5,973.72 mi (9,613.77 km) |
| Mercer Island to Brugherio | 5,366.31 mi (8,636.25 km) |
| Mercer Island to Brugnera | 5,423.89 mi (8,728.91 km) |
| Mercer Island to Bruino | 5,350.96 mi (8,611.54 km) |
| Mercer Island to Brunico | 5,355.95 mi (8,619.57 km) |
| Mercer Island to Brusciano | 5,771.54 mi (9,288.40 km) |
| Mercer Island to Bucine | 5,547.21 mi (8,927.38 km) |
| Mercer Island to Budrio | 5,481.11 mi (8,821.00 km) |
| Mercer Island to Busca | 5,380.22 mi (8,658.63 km) |
| Mercer Island to Bussolengo | 5,409.57 mi (8,705.87 km) |
