| Olivenza to Beyne-Heusay | 1,032.45 mi (1,661.57 km) |
| Olivenza to Bierbeek | 1,018.73 mi (1,639.48 km) |
| Olivenza to Bilzen | 1,041.54 mi (1,676.20 km) |
| Olivenza to Binche | 978.91 mi (1,575.41 km) |
| Olivenza to Bissegem | 977.08 mi (1,572.46 km) |
| Olivenza to Blankenberge | 1,002.25 mi (1,612.96 km) |
| Olivenza to Blegny | 1,037.46 mi (1,669.63 km) |
| Olivenza to Bocholt | 1,059.32 mi (1,704.82 km) |
| Olivenza to Boechout | 1,028.24 mi (1,654.79 km) |
| Olivenza to Bonheiden | 1,023.20 mi (1,646.68 km) |
| Olivenza to Boom | 1,021.50 mi (1,643.95 km) |
| Olivenza to Boortmeerbeek | 1,021.38 mi (1,643.75 km) |
| Olivenza to Borgerhout | 1,030.50 mi (1,658.43 km) |
| Olivenza to Borgloon | 1,033.22 mi (1,662.81 km) |
| Olivenza to Bornem | 1,018.92 mi (1,639.79 km) |
