| Rock Island to Beyne-Heusay | 4,325.10 mi (6,960.58 km) |
| Rock Island to Bierbeek | 4,284.50 mi (6,895.24 km) |
| Rock Island to Bilzen | 4,310.83 mi (6,937.62 km) |
| Rock Island to Binche | 4,278.24 mi (6,885.16 km) |
| Rock Island to Bissegem | 4,227.66 mi (6,803.77 km) |
| Rock Island to Blankenberge | 4,206.61 mi (6,769.89 km) |
| Rock Island to Blegny | 4,326.29 mi (6,962.48 km) |
| Rock Island to Bocholt | 4,301.71 mi (6,922.94 km) |
| Rock Island to Boechout | 4,262.41 mi (6,859.69 km) |
| Rock Island to Bonheiden | 4,268.53 mi (6,869.54 km) |
| Rock Island to Boom | 4,260.57 mi (6,856.72 km) |
| Rock Island to Boortmeerbeek | 4,271.60 mi (6,874.48 km) |
| Rock Island to Borgerhout | 4,258.59 mi (6,853.54 km) |
| Rock Island to Borgloon | 4,306.88 mi (6,931.25 km) |
| Rock Island to Bornem | 4,255.05 mi (6,847.83 km) |
