| Cayce to Beyne-Heusay | 4,317.34 mi (6,948.09 km) |
| Cayce to Bierbeek | 4,275.91 mi (6,881.42 km) |
| Cayce to Bilzen | 4,305.75 mi (6,929.43 km) |
| Cayce to Binche | 4,261.56 mi (6,858.32 km) |
| Cayce to Bissegem | 4,212.64 mi (6,779.59 km) |
| Cayce to Blankenberge | 4,197.61 mi (6,755.40 km) |
| Cayce to Blegny | 4,319.51 mi (6,951.59 km) |
| Cayce to Bocholt | 4,300.83 mi (6,921.52 km) |
| Cayce to Boechout | 4,256.82 mi (6,850.69 km) |
| Cayce to Bonheiden | 4,261.61 mi (6,858.40 km) |
| Cayce to Boom | 4,253.63 mi (6,845.56 km) |
| Cayce to Boortmeerbeek | 4,264.16 mi (6,862.50 km) |
| Cayce to Borgerhout | 4,253.63 mi (6,845.56 km) |
| Cayce to Borgloon | 4,300.24 mi (6,920.58 km) |
| Cayce to Bornem | 4,247.80 mi (6,836.17 km) |
