| Guipavas to Bougival | 299.93 mi (482.70 km) |
| Guipavas to Bouguenais | 155.45 mi (250.17 km) |
| Guipavas to Boulogne-Billancourt | 304.44 mi (489.94 km) |
| Guipavas to Boulogne-sur-Mer | 312.46 mi (502.86 km) |
| Guipavas to Bourg-de-Peage | 504.82 mi (812.42 km) |
| Guipavas to Bourg-en-Bresse | 476.20 mi (766.37 km) |
| Guipavas to Bourg-la-Reine | 307.65 mi (495.12 km) |
| Guipavas to Bourg-les-Valence | 501.63 mi (807.30 km) |
| Guipavas to Bourges | 329.06 mi (529.57 km) |
| Guipavas to Bourgoin-Jallieu | 495.98 mi (798.20 km) |
| Guipavas to Bressuire | 212.80 mi (342.46 km) |
| Guipavas to Brest | 5.08 mi (8.18 km) |
| Guipavas to Bretigny-sur-Orge | 307.06 mi (494.17 km) |
| Guipavas to Breuillet | 300.94 mi (484.32 km) |
| Guipavas to Briancon | 576.84 mi (928.33 km) |
