| Le Portel to Borgosesia | 462.06 mi (743.61 km) |
| Le Portel to Boscoreale | 924.33 mi (1,487.56 km) |
| Le Portel to Boscotrecase | 922.89 mi (1,485.25 km) |
| Le Portel to Botticino Sera | 535.39 mi (861.62 km) |
| Le Portel to Bovalino Marina | 1,123.27 mi (1,807.72 km) |
| Le Portel to Boves | 520.85 mi (838.23 km) |
| Le Portel to Boville Ernica | 843.71 mi (1,357.82 km) |
| Le Portel to Bovisio Masciago | 495.11 mi (796.81 km) |
| Le Portel to Bovolone | 580.27 mi (933.85 km) |
| Le Portel to Bra | 506.97 mi (815.88 km) |
| Le Portel to Bracciano | 778.92 mi (1,253.55 km) |
| Le Portel to Brandizzo | 479.29 mi (771.34 km) |
| Le Portel to Breganze | 574.90 mi (925.21 km) |
| Le Portel to Brembate | 509.06 mi (819.25 km) |
| Le Portel to Brescia | 534.67 mi (860.47 km) |
