| Castelli Calepio to Bonnyrigg | 904.55 mi (1,455.74 km) |
| Castelli Calepio to Bootle | 788.59 mi (1,269.10 km) |
| Castelli Calepio to Borehamwood | 622.59 mi (1,001.97 km) |
| Castelli Calepio to Boscombe | 644.08 mi (1,036.54 km) |
| Castelli Calepio to Boston | 674.81 mi (1,086.00 km) |
| Castelli Calepio to Bottesford | 722.03 mi (1,161.99 km) |
| Castelli Calepio to Bourne | 675.72 mi (1,087.46 km) |
| Castelli Calepio to Bournemouth | 645.45 mi (1,038.75 km) |
| Castelli Calepio to Bournville | 711.14 mi (1,144.47 km) |
| Castelli Calepio to Bovingdon | 634.31 mi (1,020.83 km) |
| Castelli Calepio to Bowdon | 765.54 mi (1,232.02 km) |
| Castelli Calepio to Boxley | 579.85 mi (933.18 km) |
| Castelli Calepio to Brackley | 667.95 mi (1,074.97 km) |
| Castelli Calepio to Bracknell | 629.08 mi (1,012.40 km) |
| Castelli Calepio to Bradford | 765.73 mi (1,232.32 km) |
