| Letchworth to Borsbeek | 209.31 mi (336.85 km) |
| Letchworth to Boussu | 204.33 mi (328.84 km) |
| Letchworth to Braine-l'Alleud | 217.90 mi (350.68 km) |
| Letchworth to Braine-le-Chateau | 213.70 mi (343.91 km) |
| Letchworth to Braine-le-Comte | 211.17 mi (339.84 km) |
| Letchworth to Brasschaat | 207.80 mi (334.43 km) |
| Letchworth to Brecht | 212.85 mi (342.55 km) |
| Letchworth to Bredene | 146.84 mi (236.32 km) |
| Letchworth to Bree | 256.39 mi (412.61 km) |
| Letchworth to Bruges | 157.48 mi (253.44 km) |
| Letchworth to Brussels | 212.34 mi (341.73 km) |
| Letchworth to Buggenhout | 202.17 mi (325.36 km) |
| Letchworth to Chapelle-lez-Herlaimont | 221.41 mi (356.33 km) |
| Letchworth to Charleroi | 229.43 mi (369.24 km) |
| Letchworth to Chatelet | 232.62 mi (374.36 km) |
