| Key Largo to Borgosatollo | 5,031.00 mi (8,096.62 km) |
| Key Largo to Borgosesia | 4,935.13 mi (7,942.32 km) |
| Key Largo to Boscoreale | 5,345.53 mi (8,602.80 km) |
| Key Largo to Boscotrecase | 5,344.29 mi (8,600.80 km) |
| Key Largo to Botticino Sera | 5,029.43 mi (8,094.09 km) |
| Key Largo to Bovalino Marina | 5,499.17 mi (8,850.05 km) |
| Key Largo to Boves | 4,930.08 mi (7,934.19 km) |
| Key Largo to Boville Ernica | 5,273.66 mi (8,487.14 km) |
| Key Largo to Bovisio Masciago | 4,977.87 mi (8,011.11 km) |
| Key Largo to Bovolone | 5,077.09 mi (8,170.79 km) |
| Key Largo to Bra | 4,936.65 mi (7,944.78 km) |
| Key Largo to Bracciano | 5,200.86 mi (8,369.98 km) |
| Key Largo to Brandizzo | 4,926.33 mi (7,928.16 km) |
| Key Largo to Breganze | 5,086.61 mi (8,186.11 km) |
| Key Largo to Brembate | 4,996.61 mi (8,041.27 km) |
