| Martha Lake to Borsbeek | 4,902.26 mi (7,889.43 km) |
| Martha Lake to Boussu | 4,928.64 mi (7,931.87 km) |
| Martha Lake to Braine-l'Alleud | 4,929.02 mi (7,932.48 km) |
| Martha Lake to Braine-le-Chateau | 4,926.25 mi (7,928.03 km) |
| Martha Lake to Braine-le-Comte | 4,927.64 mi (7,930.28 km) |
| Martha Lake to Brasschaat | 4,897.13 mi (7,881.16 km) |
| Martha Lake to Brecht | 4,897.43 mi (7,881.65 km) |
| Martha Lake to Bredene | 4,862.81 mi (7,825.93 km) |
| Martha Lake to Bree | 4,932.96 mi (7,938.83 km) |
| Martha Lake to Bruges | 4,870.45 mi (7,838.22 km) |
| Martha Lake to Brussels | 4,919.10 mi (7,916.53 km) |
| Martha Lake to Buggenhout | 4,906.61 mi (7,896.43 km) |
| Martha Lake to Chapelle-lez-Herlaimont | 4,938.97 mi (7,948.50 km) |
| Martha Lake to Charleroi | 4,946.51 mi (7,960.64 km) |
| Martha Lake to Chatelet | 4,948.59 mi (7,963.99 km) |
