| Castleford to Bucak | 1,884.25 mi (3,032.41 km) |
| Castleford to Buharkent | 1,789.82 mi (2,880.43 km) |
| Castleford to Bulancak | 2,019.56 mi (3,250.18 km) |
| Castleford to Bulanik | 2,264.50 mi (3,644.37 km) |
| Castleford to Buldan | 1,788.87 mi (2,878.91 km) |
| Castleford to Bunyan | 2,019.56 mi (3,250.16 km) |
| Castleford to Burdur | 1,859.45 mi (2,992.50 km) |
| Castleford to Burhaniye | 1,646.23 mi (2,649.34 km) |
| Castleford to Bursa | 1,691.91 mi (2,722.87 km) |
| Castleford to Buyukcekmece | 1,634.28 mi (2,630.12 km) |
| Castleford to Buyukorhan | 1,707.68 mi (2,748.25 km) |
| Castleford to Buyukyoncali | 1,592.63 mi (2,563.09 km) |
| Castleford to Caglayancerit | 2,128.17 mi (3,424.96 km) |
| Castleford to Cal | 1,808.07 mi (2,909.80 km) |
| Castleford to Caldiran | 2,329.13 mi (3,748.37 km) |
