| Portishead to Bougival | 282.38 mi (454.44 km) |
| Portishead to Bouguenais | 301.94 mi (485.93 km) |
| Portishead to Boulogne-Billancourt | 287.20 mi (462.20 km) |
| Portishead to Boulogne-sur-Mer | 196.95 mi (316.96 km) |
| Portishead to Bourg-de-Peage | 571.62 mi (919.94 km) |
| Portishead to Bourg-en-Bresse | 514.26 mi (827.63 km) |
| Portishead to Bourg-la-Reine | 292.27 mi (470.37 km) |
| Portishead to Bourg-les-Valence | 572.30 mi (921.02 km) |
| Portishead to Bourges | 382.51 mi (615.59 km) |
| Portishead to Bourgoin-Jallieu | 548.21 mi (882.26 km) |
| Portishead to Bressuire | 336.87 mi (542.14 km) |
| Portishead to Brest | 227.14 mi (365.55 km) |
| Portishead to Bretigny-sur-Orge | 299.82 mi (482.51 km) |
| Portishead to Breuillet | 297.56 mi (478.88 km) |
| Portishead to Briancon | 627.19 mi (1,009.37 km) |
