| Castleton to Benisa | 1,033.22 mi (1,662.81 km) |
| Castleton to Berga | 815.18 mi (1,311.90 km) |
| Castleton to Berja | 1,157.59 mi (1,862.96 km) |
| Castleton to Bermeo | 703.18 mi (1,131.65 km) |
| Castleton to Berriozar | 743.43 mi (1,196.43 km) |
| Castleton to Betanzos | 763.64 mi (1,228.95 km) |
| Castleton to Betera | 970.54 mi (1,561.93 km) |
| Castleton to Bilbao | 714.81 mi (1,150.38 km) |
| Castleton to Binefar | 819.18 mi (1,318.34 km) |
| Castleton to Binisalem | 989.22 mi (1,592.00 km) |
| Castleton to Blanes | 854.68 mi (1,375.48 km) |
| Castleton to Boadilla del Monte | 914.36 mi (1,471.53 km) |
| Castleton to Boiro | 816.23 mi (1,313.60 km) |
| Castleton to Bolanos de Calatrava | 1,018.81 mi (1,639.61 km) |
| Castleton to Bollullos de la Mitacion | 1,139.10 mi (1,833.20 km) |
