| Spencer to Beyne-Heusay | 4,406.84 mi (7,092.13 km) |
| Spencer to Bierbeek | 4,366.92 mi (7,027.87 km) |
| Spencer to Bilzen | 4,391.81 mi (7,067.94 km) |
| Spencer to Binche | 4,363.43 mi (7,022.27 km) |
| Spencer to Bissegem | 4,312.81 mi (6,940.79 km) |
| Spencer to Blankenberge | 4,289.95 mi (6,904.01 km) |
| Spencer to Blegny | 4,407.68 mi (7,093.47 km) |
| Spencer to Bocholt | 4,381.36 mi (7,051.12 km) |
| Spencer to Boechout | 4,344.04 mi (6,991.06 km) |
| Spencer to Bonheiden | 4,350.55 mi (7,001.53 km) |
| Spencer to Boom | 4,342.67 mi (6,988.85 km) |
| Spencer to Boortmeerbeek | 4,353.76 mi (7,006.70 km) |
| Spencer to Borgerhout | 4,340.04 mi (6,984.62 km) |
| Spencer to Borgloon | 4,388.42 mi (7,062.47 km) |
| Spencer to Bornem | 4,337.31 mi (6,980.22 km) |
