| Rockville to Borsbeek | 3,855.50 mi (6,204.83 km) |
| Rockville to Boussu | 3,847.35 mi (6,191.72 km) |
| Rockville to Braine-l'Alleud | 3,864.39 mi (6,219.14 km) |
| Rockville to Braine-le-Chateau | 3,860.06 mi (6,212.17 km) |
| Rockville to Braine-le-Comte | 3,856.80 mi (6,206.91 km) |
| Rockville to Brasschaat | 3,853.36 mi (6,201.39 km) |
| Rockville to Brecht | 3,857.68 mi (6,208.33 km) |
| Rockville to Bredene | 3,793.87 mi (6,105.65 km) |
| Rockville to Bree | 3,901.38 mi (6,278.66 km) |
| Rockville to Bruges | 3,804.53 mi (6,122.80 km) |
| Rockville to Brussels | 3,859.32 mi (6,210.97 km) |
| Rockville to Buggenhout | 3,849.21 mi (6,194.71 km) |
| Rockville to Chapelle-lez-Herlaimont | 3,866.36 mi (6,222.30 km) |
| Rockville to Charleroi | 3,874.21 mi (6,234.94 km) |
| Rockville to Chatelet | 3,877.61 mi (6,240.41 km) |
