| Gembloux to Bouguenais | 369.82 mi (595.16 km) |
| Gembloux to Boulogne-Billancourt | 161.92 mi (260.59 km) |
| Gembloux to Boulogne-sur-Mer | 134.88 mi (217.08 km) |
| Gembloux to Bourg-de-Peage | 382.39 mi (615.39 km) |
| Gembloux to Bourg-en-Bresse | 302.36 mi (486.60 km) |
| Gembloux to Bourg-la-Reine | 162.65 mi (261.75 km) |
| Gembloux to Bourg-les-Valence | 388.37 mi (625.03 km) |
| Gembloux to Bourges | 262.10 mi (421.80 km) |
| Gembloux to Bourgoin-Jallieu | 345.20 mi (555.55 km) |
| Gembloux to Bressuire | 349.00 mi (561.66 km) |
| Gembloux to Brest | 438.06 mi (704.98 km) |
| Gembloux to Bretigny-sur-Orge | 172.00 mi (276.81 km) |
| Gembloux to Breuillet | 178.24 mi (286.85 km) |
| Gembloux to Briancon | 402.14 mi (647.19 km) |
| Gembloux to Brie-Comte-Robert | 159.26 mi (256.31 km) |
