| Marshalltown to Beyne-Heusay | 4,382.08 mi (7,052.27 km) |
| Marshalltown to Bierbeek | 4,341.76 mi (6,987.38 km) |
| Marshalltown to Bilzen | 4,367.45 mi (7,028.74 km) |
| Marshalltown to Binche | 4,336.75 mi (6,979.33 km) |
| Marshalltown to Bissegem | 4,286.13 mi (6,897.85 km) |
| Marshalltown to Blankenberge | 4,264.24 mi (6,862.63 km) |
| Marshalltown to Blegny | 4,383.10 mi (7,053.92 km) |
| Marshalltown to Bocholt | 4,357.72 mi (7,013.08 km) |
| Marshalltown to Boechout | 4,319.30 mi (6,951.24 km) |
| Marshalltown to Bonheiden | 4,325.60 mi (6,961.38 km) |
| Marshalltown to Boom | 4,317.67 mi (6,948.61 km) |
| Marshalltown to Boortmeerbeek | 4,328.73 mi (6,966.42 km) |
| Marshalltown to Borgerhout | 4,315.39 mi (6,944.95 km) |
| Marshalltown to Borgloon | 4,363.75 mi (7,022.78 km) |
| Marshalltown to Bornem | 4,312.21 mi (6,939.84 km) |
