| Castleford to Bougival | 367.52 mi (591.46 km) |
| Castleford to Bouguenais | 451.92 mi (727.29 km) |
| Castleford to Boulogne-Billancourt | 371.22 mi (597.43 km) |
| Castleford to Boulogne-sur-Mer | 241.77 mi (389.10 km) |
| Castleford to Bourg-de-Peage | 664.62 mi (1,069.60 km) |
| Castleford to Bourg-en-Bresse | 595.18 mi (957.86 km) |
| Castleford to Bourg-la-Reine | 376.09 mi (605.26 km) |
| Castleford to Bourg-les-Valence | 667.42 mi (1,074.10 km) |
| Castleford to Bourges | 486.92 mi (783.62 km) |
| Castleford to Bourgoin-Jallieu | 634.56 mi (1,021.22 km) |
| Castleford to Bressuire | 476.62 mi (767.04 km) |
| Castleford to Brest | 392.26 mi (631.28 km) |
| Castleford to Bretigny-sur-Orge | 386.61 mi (622.19 km) |
| Castleford to Breuillet | 387.17 mi (623.09 km) |
| Castleford to Briancon | 706.80 mi (1,137.49 km) |
