| Seia to Bougival | 756.59 mi (1,217.62 km) |
| Seia to Bouguenais | 556.22 mi (895.16 km) |
| Seia to Boulogne-Billancourt | 758.27 mi (1,220.32 km) |
| Seia to Boulogne-sur-Mer | 841.11 mi (1,353.63 km) |
| Seia to Bourg-de-Peage | 720.42 mi (1,159.41 km) |
| Seia to Bourg-en-Bresse | 761.67 mi (1,225.79 km) |
| Seia to Bourg-la-Reine | 757.84 mi (1,219.63 km) |
| Seia to Bourg-les-Valence | 711.09 mi (1,144.39 km) |
| Seia to Bourges | 681.57 mi (1,096.88 km) |
| Seia to Bourgoin-Jallieu | 745.18 mi (1,199.24 km) |
| Seia to Bressuire | 571.14 mi (919.16 km) |
| Seia to Brest | 572.78 mi (921.79 km) |
| Seia to Bretigny-sur-Orge | 749.25 mi (1,205.80 km) |
| Seia to Breuillet | 742.70 mi (1,195.27 km) |
| Seia to Briancon | 789.96 mi (1,271.31 km) |
