| Castleton to Bollullos par del Condado | 1,142.28 mi (1,838.33 km) |
| Castleton to Bormujos | 1,136.29 mi (1,828.68 km) |
| Castleton to Brenes | 1,122.22 mi (1,806.04 km) |
| Castleton to Brunete | 915.34 mi (1,473.09 km) |
| Castleton to Bueu | 835.97 mi (1,345.36 km) |
| Castleton to Bullas | 1,074.05 mi (1,728.51 km) |
| Castleton to Bunol | 981.30 mi (1,579.25 km) |
| Castleton to Burela de Cabo | 726.64 mi (1,169.41 km) |
| Castleton to Burgos | 780.44 mi (1,256.00 km) |
| Castleton to Burjasot | 976.67 mi (1,571.79 km) |
| Castleton to Burriana | 951.68 mi (1,531.57 km) |
| Castleton to Cabanaquinta | 741.33 mi (1,193.06 km) |
| Castleton to Cabanillas del Campo | 896.29 mi (1,442.44 km) |
| Castleton to Cabra | 1,119.27 mi (1,801.29 km) |
| Castleton to Caceres | 994.45 mi (1,600.41 km) |
