| Sion to Bougival | 304.01 mi (489.25 km) |
| Sion to Bouguenais | 430.58 mi (692.95 km) |
| Sion to Boulogne-Billancourt | 299.04 mi (481.26 km) |
| Sion to Boulogne-sur-Mer | 406.91 mi (654.86 km) |
| Sion to Bourg-de-Peage | 139.09 mi (223.85 km) |
| Sion to Bourg-en-Bresse | 102.21 mi (164.50 km) |
| Sion to Bourg-la-Reine | 294.07 mi (473.27 km) |
| Sion to Bourg-les-Valence | 148.89 mi (239.61 km) |
| Sion to Bourges | 242.88 mi (390.87 km) |
| Sion to Bourgoin-Jallieu | 110.11 mi (177.20 km) |
| Sion to Bressuire | 375.54 mi (604.37 km) |
| Sion to Brest | 574.42 mi (924.44 km) |
| Sion to Bretigny-sur-Orge | 287.94 mi (463.40 km) |
| Sion to Breuillet | 291.47 mi (469.08 km) |
| Sion to Briancon | 98.96 mi (159.26 km) |
