| Guyancourt to Beyne-Heusay | 204.42 mi (328.97 km) |
| Guyancourt to Bierbeek | 186.30 mi (299.82 km) |
| Guyancourt to Bilzen | 210.94 mi (339.48 km) |
| Guyancourt to Binche | 146.45 mi (235.68 km) |
| Guyancourt to Bissegem | 150.22 mi (241.76 km) |
| Guyancourt to Blankenberge | 180.73 mi (290.86 km) |
| Guyancourt to Blegny | 209.41 mi (337.02 km) |
| Guyancourt to Bocholt | 227.51 mi (366.14 km) |
| Guyancourt to Boechout | 196.14 mi (315.65 km) |
| Guyancourt to Bonheiden | 190.77 mi (307.02 km) |
| Guyancourt to Boom | 189.49 mi (304.96 km) |
| Guyancourt to Boortmeerbeek | 188.86 mi (303.93 km) |
| Guyancourt to Borgerhout | 198.68 mi (319.74 km) |
| Guyancourt to Borgloon | 202.35 mi (325.64 km) |
| Guyancourt to Bornem | 187.35 mi (301.51 km) |
