| Round Lake to Blumberg | 4,406.28 mi (7,091.22 km) |
| Round Lake to Bobenheim-Roxheim | 4,331.22 mi (6,970.43 km) |
| Round Lake to Bobingen | 4,474.77 mi (7,201.45 km) |
| Round Lake to Boblingen | 4,390.83 mi (7,066.35 km) |
| Round Lake to Bocholt | 4,182.21 mi (6,730.61 km) |
| Round Lake to Bochum | 4,216.90 mi (6,786.45 km) |
| Round Lake to Bockenem | 4,300.74 mi (6,921.38 km) |
| Round Lake to Bockhorn | 4,174.08 mi (6,717.54 km) |
| Round Lake to Bogen | 4,516.50 mi (7,268.61 km) |
| Round Lake to Bohl-Iggelheim | 4,337.55 mi (6,980.61 km) |
| Round Lake to Bohmte | 4,223.14 mi (6,796.48 km) |
| Round Lake to Boizenburg | 4,268.48 mi (6,869.46 km) |
| Round Lake to Bonen | 4,232.14 mi (6,810.97 km) |
| Round Lake to Bonn | 4,240.76 mi (6,824.85 km) |
| Round Lake to Bopfingen | 4,433.64 mi (7,135.26 km) |
