| Duluth to Blumberg | 4,348.38 mi (6,998.04 km) |
| Duluth to Bobenheim-Roxheim | 4,264.06 mi (6,862.35 km) |
| Duluth to Bobingen | 4,407.89 mi (7,093.81 km) |
| Duluth to Boblingen | 4,326.85 mi (6,963.39 km) |
| Duluth to Bocholt | 4,106.75 mi (6,609.18 km) |
| Duluth to Bochum | 4,141.96 mi (6,665.84 km) |
| Duluth to Bockenem | 4,215.16 mi (6,783.65 km) |
| Duluth to Bockhorn | 4,085.94 mi (6,575.68 km) |
| Duluth to Bogen | 4,440.73 mi (7,146.67 km) |
| Duluth to Bohl-Iggelheim | 4,271.73 mi (6,874.68 km) |
| Duluth to Bohmte | 4,140.23 mi (6,663.06 km) |
| Duluth to Boizenburg | 4,173.80 mi (6,717.09 km) |
| Duluth to Bonen | 4,155.10 mi (6,687.00 km) |
| Duluth to Bonn | 4,170.46 mi (6,711.71 km) |
| Duluth to Bopfingen | 4,364.90 mi (7,024.63 km) |
