| Williamstown to Beyne-Heusay | 3,802.47 mi (6,119.48 km) |
| Williamstown to Bierbeek | 3,761.04 mi (6,052.81 km) |
| Williamstown to Bilzen | 3,790.60 mi (6,100.38 km) |
| Williamstown to Binche | 3,747.46 mi (6,030.96 km) |
| Williamstown to Bissegem | 3,698.27 mi (5,951.80 km) |
| Williamstown to Blankenberge | 3,682.62 mi (5,926.61 km) |
| Williamstown to Blegny | 3,804.55 mi (6,122.83 km) |
| Williamstown to Bocholt | 3,785.30 mi (6,091.85 km) |
| Williamstown to Boechout | 3,741.63 mi (6,021.57 km) |
| Williamstown to Bonheiden | 3,746.55 mi (6,029.50 km) |
| Williamstown to Boom | 3,738.56 mi (6,016.63 km) |
| Williamstown to Boortmeerbeek | 3,749.16 mi (6,033.68 km) |
| Williamstown to Borgerhout | 3,738.38 mi (6,016.34 km) |
| Williamstown to Borgloon | 3,785.23 mi (6,091.74 km) |
| Williamstown to Bornem | 3,732.74 mi (6,007.27 km) |
