| Ottumwa to Beyne-Heusay | 4,414.42 mi (7,104.32 km) |
| Ottumwa to Bierbeek | 4,373.92 mi (7,039.15 km) |
| Ottumwa to Bilzen | 4,400.00 mi (7,081.12 km) |
| Ottumwa to Binche | 4,368.17 mi (7,029.88 km) |
| Ottumwa to Bissegem | 4,317.56 mi (6,948.45 km) |
| Ottumwa to Blankenberge | 4,296.18 mi (6,914.03 km) |
| Ottumwa to Blegny | 4,415.54 mi (7,106.12 km) |
| Ottumwa to Bocholt | 4,390.63 mi (7,066.04 km) |
| Ottumwa to Boechout | 4,351.68 mi (7,003.36 km) |
| Ottumwa to Bonheiden | 4,357.88 mi (7,013.33 km) |
| Ottumwa to Boom | 4,349.92 mi (7,000.53 km) |
| Ottumwa to Boortmeerbeek | 4,360.97 mi (7,018.31 km) |
| Ottumwa to Borgerhout | 4,347.83 mi (6,997.15 km) |
| Ottumwa to Borgloon | 4,396.15 mi (7,074.92 km) |
| Ottumwa to Bornem | 4,344.43 mi (6,991.68 km) |
