| River Grove to Borsbeek | 4,137.22 mi (6,658.22 km) |
| River Grove to Boussu | 4,138.51 mi (6,660.29 km) |
| River Grove to Braine-l'Alleud | 4,151.45 mi (6,681.11 km) |
| River Grove to Braine-le-Chateau | 4,147.41 mi (6,674.61 km) |
| River Grove to Braine-le-Comte | 4,145.34 mi (6,671.28 km) |
| River Grove to Brasschaat | 4,134.16 mi (6,653.29 km) |
| River Grove to Brecht | 4,137.50 mi (6,658.66 km) |
| River Grove to Bredene | 4,079.71 mi (6,565.66 km) |
| River Grove to Bree | 4,180.42 mi (6,727.73 km) |
| River Grove to Bruges | 4,089.88 mi (6,582.03 km) |
| River Grove to Brussels | 4,144.84 mi (6,670.47 km) |
| River Grove to Buggenhout | 4,133.71 mi (6,652.57 km) |
| River Grove to Chapelle-lez-Herlaimont | 4,155.72 mi (6,687.99 km) |
| River Grove to Charleroi | 4,163.76 mi (6,700.92 km) |
| River Grove to Chatelet | 4,166.90 mi (6,705.98 km) |
