| Les Clayes-sous-Bois to Beyne-Heusay | 205.45 mi (330.64 km) |
| Les Clayes-sous-Bois to Bierbeek | 186.32 mi (299.86 km) |
| Les Clayes-sous-Bois to Bilzen | 211.54 mi (340.44 km) |
| Les Clayes-sous-Bois to Binche | 146.48 mi (235.74 km) |
| Les Clayes-sous-Bois to Bissegem | 148.46 mi (238.93 km) |
| Les Clayes-sous-Bois to Blankenberge | 178.52 mi (287.31 km) |
| Les Clayes-sous-Bois to Blegny | 210.43 mi (338.65 km) |
| Les Clayes-sous-Bois to Bocholt | 227.78 mi (366.57 km) |
| Les Clayes-sous-Bois to Boechout | 195.51 mi (314.65 km) |
| Les Clayes-sous-Bois to Bonheiden | 190.33 mi (306.31 km) |
| Les Clayes-sous-Bois to Boom | 188.83 mi (303.89 km) |
| Les Clayes-sous-Bois to Boortmeerbeek | 188.50 mi (303.37 km) |
| Les Clayes-sous-Bois to Borgerhout | 197.95 mi (318.57 km) |
| Les Clayes-sous-Bois to Borgloon | 202.90 mi (326.54 km) |
| Les Clayes-sous-Bois to Bornem | 186.53 mi (300.20 km) |
