| Boulogne-Billancourt to Beyne-Heusay | 195.76 mi (315.05 km) |
| Boulogne-Billancourt to Bierbeek | 178.11 mi (286.63 km) |
| Boulogne-Billancourt to Bilzen | 202.45 mi (325.80 km) |
| Boulogne-Billancourt to Binche | 138.27 mi (222.52 km) |
| Boulogne-Billancourt to Bissegem | 143.65 mi (231.18 km) |
| Boulogne-Billancourt to Blankenberge | 174.67 mi (281.11 km) |
| Boulogne-Billancourt to Blegny | 200.76 mi (323.10 km) |
| Boulogne-Billancourt to Bocholt | 219.17 mi (352.71 km) |
| Boulogne-Billancourt to Boechout | 188.40 mi (303.20 km) |
| Boulogne-Billancourt to Bonheiden | 182.90 mi (294.35 km) |
| Boulogne-Billancourt to Boom | 181.79 mi (292.57 km) |
| Boulogne-Billancourt to Boortmeerbeek | 180.92 mi (291.16 km) |
| Boulogne-Billancourt to Borgerhout | 191.02 mi (307.42 km) |
| Boulogne-Billancourt to Borgloon | 193.87 mi (312.01 km) |
| Boulogne-Billancourt to Bornem | 179.78 mi (289.33 km) |
