| Key Largo to Boekel | 4,712.97 mi (7,584.79 km) |
| Key Largo to Bolsward | 4,684.58 mi (7,539.10 km) |
| Key Largo to Borger | 4,737.80 mi (7,624.75 km) |
| Key Largo to Borne | 4,746.37 mi (7,638.55 km) |
| Key Largo to Boskoop | 4,663.44 mi (7,505.08 km) |
| Key Largo to Boxmeer | 4,723.98 mi (7,602.51 km) |
| Key Largo to Boxtel | 4,699.30 mi (7,562.80 km) |
| Key Largo to Breda | 4,675.89 mi (7,525.12 km) |
| Key Largo to Breukelen | 4,676.42 mi (7,525.98 km) |
| Key Largo to Brielle | 4,645.81 mi (7,476.71 km) |
| Key Largo to Bronkhorst | 4,726.62 mi (7,606.76 km) |
| Key Largo to Brummen | 4,725.24 mi (7,604.55 km) |
| Key Largo to Brunssum | 4,736.15 mi (7,622.10 km) |
| Key Largo to Bunnik | 4,687.87 mi (7,544.40 km) |
| Key Largo to Burgum | 4,701.38 mi (7,566.15 km) |
