| Harrow on the Hill to Beyne-Heusay | 267.69 mi (430.81 km) |
| Harrow on the Hill to Bierbeek | 226.45 mi (364.43 km) |
| Harrow on the Hill to Bilzen | 257.64 mi (414.64 km) |
| Harrow on the Hill to Binche | 211.59 mi (340.52 km) |
| Harrow on the Hill to Bissegem | 162.15 mi (260.96 km) |
| Harrow on the Hill to Blankenberge | 149.70 mi (240.91 km) |
| Harrow on the Hill to Blegny | 270.24 mi (434.91 km) |
| Harrow on the Hill to Bocholt | 256.39 mi (412.62 km) |
| Harrow on the Hill to Boechout | 209.72 mi (337.52 km) |
| Harrow on the Hill to Bonheiden | 213.36 mi (343.38 km) |
| Harrow on the Hill to Boom | 205.59 mi (330.86 km) |
| Harrow on the Hill to Boortmeerbeek | 215.52 mi (346.84 km) |
| Harrow on the Hill to Borgerhout | 207.22 mi (333.49 km) |
| Harrow on the Hill to Borgloon | 251.35 mi (404.50 km) |
| Harrow on the Hill to Bornem | 199.68 mi (321.36 km) |
