| Castleton to Beocin | 1,136.19 mi (1,828.52 km) |
| Castleton to Blace | 1,280.06 mi (2,060.06 km) |
| Castleton to Bogatic | 1,142.70 mi (1,838.99 km) |
| Castleton to Bojnik | 1,309.07 mi (2,106.74 km) |
| Castleton to Boljevac | 1,280.96 mi (2,061.51 km) |
| Castleton to Bor | 1,273.22 mi (2,049.04 km) |
| Castleton to Borca | 1,177.76 mi (1,895.42 km) |
| Castleton to Bosilegrad | 1,361.28 mi (2,190.76 km) |
| Castleton to Brus | 1,266.38 mi (2,038.04 km) |
| Castleton to Bujanovac | 1,336.58 mi (2,151.02 km) |
| Castleton to Cacak | 1,217.51 mi (1,959.39 km) |
| Castleton to Cajetina | 1,200.47 mi (1,931.97 km) |
| Castleton to Cicevac | 1,266.79 mi (2,038.71 km) |
| Castleton to Coka | 1,121.44 mi (1,804.78 km) |
| Castleton to Crna Trava | 1,340.31 mi (2,157.03 km) |
