| Castleton to Brownhills | 65.96 mi (106.16 km) |
| Castleton to Broxbourne | 155.91 mi (250.92 km) |
| Castleton to Broxburn | 169.96 mi (273.52 km) |
| Castleton to Bryn | 20.83 mi (33.52 km) |
| Castleton to Buckhurst Hill | 164.02 mi (263.97 km) |
| Castleton to Buckie | 283.94 mi (456.96 km) |
| Castleton to Buckingham | 120.90 mi (194.57 km) |
| Castleton to Buckley | 47.44 mi (76.35 km) |
| Castleton to Bucksburn | 247.79 mi (398.78 km) |
| Castleton to Bude | 215.84 mi (347.35 km) |
| Castleton to Bulwell | 57.33 mi (92.26 km) |
| Castleton to Burbage | 81.05 mi (130.43 km) |
| Castleton to Burgess Hill | 201.71 mi (324.62 km) |
| Castleton to Burnham | 155.29 mi (249.91 km) |
| Castleton to Burnham-on-Sea | 166.21 mi (267.49 km) |
