| Gravelines to Borsbeek | 103.28 mi (166.22 km) |
| Gravelines to Boussu | 82.41 mi (132.62 km) |
| Gravelines to Braine-l'Alleud | 100.18 mi (161.23 km) |
| Gravelines to Braine-le-Chateau | 95.66 mi (153.96 km) |
| Gravelines to Braine-le-Comte | 91.58 mi (147.38 km) |
| Gravelines to Brasschaat | 104.55 mi (168.26 km) |
| Gravelines to Brecht | 111.42 mi (179.32 km) |
| Gravelines to Bredene | 40.56 mi (65.28 km) |
| Gravelines to Bree | 150.40 mi (242.04 km) |
| Gravelines to Bruges | 50.01 mi (80.48 km) |
| Gravelines to Brussels | 97.40 mi (156.74 km) |
| Gravelines to Buggenhout | 90.13 mi (145.05 km) |
| Gravelines to Chapelle-lez-Herlaimont | 100.89 mi (162.37 km) |
| Gravelines to Charleroi | 108.75 mi (175.01 km) |
| Gravelines to Chatelet | 112.14 mi (180.47 km) |
