| Key Largo to Blumberg | 4,904.31 mi (7,892.72 km) |
| Key Largo to Bobenheim-Roxheim | 4,862.68 mi (7,825.73 km) |
| Key Largo to Bobingen | 4,996.00 mi (8,040.28 km) |
| Key Largo to Boblingen | 4,908.61 mi (7,899.64 km) |
| Key Largo to Bocholt | 4,748.66 mi (7,642.23 km) |
| Key Largo to Bochum | 4,779.53 mi (7,691.92 km) |
| Key Largo to Bockenem | 4,889.92 mi (7,869.57 km) |
| Key Largo to Bockhorn | 4,778.99 mi (7,691.05 km) |
| Key Largo to Bogen | 5,062.39 mi (8,147.12 km) |
| Key Largo to Bohl-Iggelheim | 4,864.48 mi (7,828.63 km) |
| Key Largo to Bohmte | 4,809.26 mi (7,739.76 km) |
| Key Largo to Boizenburg | 4,886.84 mi (7,864.62 km) |
| Key Largo to Bonen | 4,800.07 mi (7,724.96 km) |
| Key Largo to Bonn | 4,787.77 mi (7,705.17 km) |
| Key Largo to Bopfingen | 4,963.24 mi (7,987.57 km) |
