| South Portland to Bernburg | 3,649.27 mi (5,872.94 km) |
| South Portland to Bersenbruck | 3,481.10 mi (5,602.30 km) |
| South Portland to Besigheim | 3,631.98 mi (5,845.10 km) |
| South Portland to Bestwig | 3,532.33 mi (5,684.74 km) |
| South Portland to Betzdorf | 3,528.02 mi (5,677.80 km) |
| South Portland to Beverstedt | 3,491.27 mi (5,618.65 km) |
| South Portland to Beverungen | 3,561.94 mi (5,732.39 km) |
| South Portland to Bexbach | 3,544.85 mi (5,704.89 km) |
| South Portland to Biberach | 3,686.17 mi (5,932.32 km) |
| South Portland to Biblis | 3,583.28 mi (5,766.74 km) |
| South Portland to Bieber | 3,561.63 mi (5,731.89 km) |
| South Portland to Biedenkopf | 3,550.54 mi (5,714.04 km) |
| South Portland to Bielefeld | 3,519.17 mi (5,663.55 km) |
| South Portland to Bietigheim-Bissingen | 3,632.60 mi (5,846.11 km) |
| South Portland to Billerbeck | 3,471.97 mi (5,587.59 km) |
