| Katy to Borsbeek | 5,054.48 mi (8,134.40 km) |
| Katy to Boussu | 5,051.52 mi (8,129.64 km) |
| Katy to Braine-l'Alleud | 5,066.38 mi (8,153.55 km) |
| Katy to Braine-le-Chateau | 5,062.20 mi (8,146.82 km) |
| Katy to Braine-le-Comte | 5,059.58 mi (8,142.60 km) |
| Katy to Brasschaat | 5,051.81 mi (8,130.11 km) |
| Katy to Brecht | 5,055.58 mi (8,136.16 km) |
| Katy to Bredene | 4,994.97 mi (8,038.64 km) |
| Katy to Bree | 5,098.96 mi (8,205.98 km) |
| Katy to Bruges | 5,005.40 mi (8,055.41 km) |
| Katy to Brussels | 5,060.44 mi (8,144.00 km) |
| Katy to Buggenhout | 5,049.74 mi (8,126.77 km) |
| Katy to Chapelle-lez-Herlaimont | 5,069.62 mi (8,158.76 km) |
| Katy to Charleroi | 5,077.59 mi (8,171.59 km) |
| Katy to Chatelet | 5,080.86 mi (8,176.85 km) |
