| Key Biscayne to Beyne-Heusay | 4,688.99 mi (7,546.21 km) |
| Key Biscayne to Bierbeek | 4,647.92 mi (7,480.10 km) |
| Key Biscayne to Bilzen | 4,679.18 mi (7,530.42 km) |
| Key Biscayne to Binche | 4,629.13 mi (7,449.86 km) |
| Key Biscayne to Bissegem | 4,582.19 mi (7,374.32 km) |
| Key Biscayne to Blankenberge | 4,570.97 mi (7,356.27 km) |
| Key Biscayne to Blegny | 4,691.70 mi (7,550.56 km) |
| Key Biscayne to Bocholt | 4,676.80 mi (7,526.59 km) |
| Key Biscayne to Boechout | 4,630.95 mi (7,452.79 km) |
| Key Biscayne to Bonheiden | 4,634.88 mi (7,459.11 km) |
| Key Biscayne to Boom | 4,627.05 mi (7,446.52 km) |
| Key Biscayne to Boortmeerbeek | 4,637.07 mi (7,462.64 km) |
| Key Biscayne to Borgerhout | 4,628.20 mi (7,448.36 km) |
| Key Biscayne to Borgloon | 4,672.90 mi (7,520.30 km) |
| Key Biscayne to Bornem | 4,621.15 mi (7,437.02 km) |
