| Castleford to Bonhill | 202.07 mi (325.20 km) |
| Castleford to Bonnyrigg | 164.57 mi (264.86 km) |
| Castleford to Bootle | 69.54 mi (111.92 km) |
| Castleford to Borehamwood | 149.27 mi (240.23 km) |
| Castleford to Boscombe | 207.67 mi (334.21 km) |
| Castleford to Boston | 75.22 mi (121.06 km) |
| Castleford to Bottesford | 30.25 mi (48.68 km) |
| Castleford to Bourne | 76.96 mi (123.86 km) |
| Castleford to Bournemouth | 208.19 mi (335.04 km) |
| Castleford to Bournville | 92.06 mi (148.15 km) |
| Castleford to Bovingdon | 141.90 mi (228.36 km) |
| Castleford to Bowdon | 47.66 mi (76.69 km) |
| Castleford to Boxley | 184.88 mi (297.54 km) |
| Castleford to Brackley | 116.68 mi (187.78 km) |
| Castleford to Bracknell | 160.94 mi (259.02 km) |
