| Greenbelt to Blumberg | 4,108.58 mi (6,612.12 km) |
| Greenbelt to Bobenheim-Roxheim | 4,049.76 mi (6,517.46 km) |
| Greenbelt to Bobingen | 4,189.80 mi (6,742.83 km) |
| Greenbelt to Boblingen | 4,103.02 mi (6,603.18 km) |
| Greenbelt to Bocholt | 3,917.43 mi (6,304.49 km) |
| Greenbelt to Bochum | 3,950.51 mi (6,357.73 km) |
| Greenbelt to Bockenem | 4,049.81 mi (6,517.54 km) |
| Greenbelt to Bockhorn | 3,930.34 mi (6,325.27 km) |
| Greenbelt to Bogen | 4,244.90 mi (6,831.50 km) |
| Greenbelt to Bohl-Iggelheim | 4,053.80 mi (6,523.97 km) |
| Greenbelt to Bohmte | 3,969.59 mi (6,388.43 km) |
| Greenbelt to Boizenburg | 4,033.41 mi (6,491.15 km) |
| Greenbelt to Bonen | 3,968.79 mi (6,387.15 km) |
| Greenbelt to Bonn | 3,966.32 mi (6,383.18 km) |
| Greenbelt to Bopfingen | 4,152.50 mi (6,682.80 km) |
