| Potomac Park to Blumberg | 5,838.55 mi (9,396.24 km) |
| Potomac Park to Bobenheim-Roxheim | 5,741.96 mi (9,240.80 km) |
| Potomac Park to Bobingen | 5,883.26 mi (9,468.20 km) |
| Potomac Park to Boblingen | 5,808.36 mi (9,347.65 km) |
| Potomac Park to Bocholt | 5,575.00 mi (8,972.10 km) |
| Potomac Park to Bochum | 5,610.22 mi (9,028.78 km) |
| Potomac Park to Bockenem | 5,663.92 mi (9,115.20 km) |
| Potomac Park to Bockhorn | 5,533.48 mi (8,905.28 km) |
| Potomac Park to Bogen | 5,900.94 mi (9,496.65 km) |
| Potomac Park to Bohl-Iggelheim | 5,751.54 mi (9,256.21 km) |
| Potomac Park to Bohmte | 5,595.41 mi (9,004.95 km) |
| Potomac Park to Boizenburg | 5,607.37 mi (9,024.19 km) |
| Potomac Park to Bonen | 5,619.69 mi (9,044.02 km) |
| Potomac Park to Bonn | 5,645.46 mi (9,085.48 km) |
| Potomac Park to Bopfingen | 5,838.23 mi (9,395.73 km) |
