| Sanlucar la Mayor to Beyne-Heusay | 1,084.64 mi (1,745.56 km) |
| Sanlucar la Mayor to Bierbeek | 1,074.24 mi (1,728.82 km) |
| Sanlucar la Mayor to Bilzen | 1,095.02 mi (1,762.27 km) |
| Sanlucar la Mayor to Binche | 1,034.72 mi (1,665.21 km) |
| Sanlucar la Mayor to Bissegem | 1,037.18 mi (1,669.18 km) |
| Sanlucar la Mayor to Blankenberge | 1,064.09 mi (1,712.49 km) |
| Sanlucar la Mayor to Blegny | 1,089.60 mi (1,753.54 km) |
| Sanlucar la Mayor to Bocholt | 1,113.70 mi (1,792.33 km) |
| Sanlucar la Mayor to Boechout | 1,085.63 mi (1,747.16 km) |
| Sanlucar la Mayor to Bonheiden | 1,080.07 mi (1,738.20 km) |
| Sanlucar la Mayor to Boom | 1,079.02 mi (1,736.51 km) |
| Sanlucar la Mayor to Boortmeerbeek | 1,077.98 mi (1,734.84 km) |
| Sanlucar la Mayor to Borgerhout | 1,088.21 mi (1,751.31 km) |
| Sanlucar la Mayor to Borgloon | 1,086.96 mi (1,749.30 km) |
| Sanlucar la Mayor to Bornem | 1,076.87 mi (1,733.06 km) |
