| Allentown to Beyne-Heusay | 3,782.20 mi (6,086.86 km) |
| Allentown to Bierbeek | 3,740.79 mi (6,020.22 km) |
| Allentown to Bilzen | 3,770.06 mi (6,067.32 km) |
| Allentown to Binche | 3,727.97 mi (5,999.60 km) |
| Allentown to Bissegem | 3,678.55 mi (5,920.06 km) |
| Allentown to Blankenberge | 3,662.29 mi (5,893.89 km) |
| Allentown to Blegny | 3,784.19 mi (6,090.07 km) |
| Allentown to Bocholt | 3,764.34 mi (6,058.12 km) |
| Allentown to Boechout | 3,721.06 mi (5,988.46 km) |
| Allentown to Bonheiden | 3,726.12 mi (5,996.61 km) |
| Allentown to Boom | 3,718.12 mi (5,983.73 km) |
| Allentown to Boortmeerbeek | 3,728.78 mi (6,000.88 km) |
| Allentown to Borgerhout | 3,717.74 mi (5,983.13 km) |
| Allentown to Borgloon | 3,764.83 mi (6,058.91 km) |
| Allentown to Bornem | 3,712.32 mi (5,974.40 km) |
