| Castrolibero to Blumberg | 702.04 mi (1,129.82 km) |
| Castrolibero to Bobenheim-Roxheim | 806.88 mi (1,298.55 km) |
| Castrolibero to Bobingen | 673.73 mi (1,084.26 km) |
| Castrolibero to Boblingen | 738.50 mi (1,188.50 km) |
| Castrolibero to Bocholt | 979.25 mi (1,575.95 km) |
| Castrolibero to Bochum | 945.17 mi (1,521.11 km) |
| Castrolibero to Bockenem | 923.97 mi (1,486.99 km) |
| Castrolibero to Bockhorn | 1,046.74 mi (1,684.57 km) |
| Castrolibero to Bogen | 685.65 mi (1,103.44 km) |
| Castrolibero to Bohl-Iggelheim | 795.64 mi (1,280.46 km) |
| Castrolibero to Bohmte | 976.86 mi (1,572.11 km) |
| Castrolibero to Boizenburg | 1,004.63 mi (1,616.79 km) |
| Castrolibero to Bonen | 940.57 mi (1,513.70 km) |
| Castrolibero to Bonn | 903.81 mi (1,454.55 km) |
| Castrolibero to Bopfingen | 719.68 mi (1,158.22 km) |
