| Severn to Bougival | 3,797.28 mi (6,111.14 km) |
| Severn to Bouguenais | 3,677.22 mi (5,917.91 km) |
| Severn to Boulogne-Billancourt | 3,802.33 mi (6,119.26 km) |
| Severn to Boulogne-sur-Mer | 3,729.58 mi (6,002.19 km) |
| Severn to Bourg-de-Peage | 4,029.03 mi (6,484.09 km) |
| Severn to Bourg-en-Bresse | 4,002.38 mi (6,441.21 km) |
| Severn to Bourg-la-Reine | 3,806.89 mi (6,126.60 km) |
| Severn to Bourg-les-Valence | 4,024.90 mi (6,477.45 km) |
| Severn to Bourges | 3,854.96 mi (6,203.95 km) |
| Severn to Bourgoin-Jallieu | 4,022.54 mi (6,473.66 km) |
| Severn to Bressuire | 3,735.41 mi (6,011.55 km) |
| Severn to Brest | 3,523.79 mi (5,670.99 km) |
| Severn to Bretigny-sur-Orge | 3,810.83 mi (6,132.94 km) |
| Severn to Breuillet | 3,806.29 mi (6,125.64 km) |
| Severn to Briancon | 4,102.96 mi (6,603.08 km) |
