| Walla Walla to Beyne-Heusay | 4,968.42 mi (7,995.89 km) |
| Walla Walla to Bierbeek | 4,933.01 mi (7,938.92 km) |
| Walla Walla to Bilzen | 4,951.15 mi (7,968.10 km) |
| Walla Walla to Binche | 4,940.44 mi (7,950.86 km) |
| Walla Walla to Bissegem | 4,891.99 mi (7,872.90 km) |
| Walla Walla to Blankenberge | 4,863.26 mi (7,826.66 km) |
| Walla Walla to Blegny | 4,967.87 mi (7,995.02 km) |
| Walla Walla to Bocholt | 4,936.03 mi (7,943.77 km) |
| Walla Walla to Boechout | 4,908.18 mi (7,898.95 km) |
| Walla Walla to Bonheiden | 4,915.87 mi (7,911.32 km) |
| Walla Walla to Boom | 4,908.68 mi (7,899.76 km) |
| Walla Walla to Boortmeerbeek | 4,919.48 mi (7,917.14 km) |
| Walla Walla to Borgerhout | 4,903.68 mi (7,891.72 km) |
| Walla Walla to Borgloon | 4,950.09 mi (7,966.40 km) |
| Walla Walla to Bornem | 4,904.20 mi (7,892.55 km) |
