| Castano Primo to Blumberg | 158.55 mi (255.16 km) |
| Castano Primo to Bobenheim-Roxheim | 279.35 mi (449.58 km) |
| Castano Primo to Bobingen | 211.16 mi (339.83 km) |
| Castano Primo to Boblingen | 216.96 mi (349.17 km) |
| Castano Primo to Bocholt | 445.02 mi (716.19 km) |
| Castano Primo to Bochum | 415.93 mi (669.37 km) |
| Castano Primo to Bockenem | 450.74 mi (725.40 km) |
| Castano Primo to Bockhorn | 543.42 mi (874.55 km) |
| Castano Primo to Bogen | 296.35 mi (476.93 km) |
| Castano Primo to Bohl-Iggelheim | 264.90 mi (426.31 km) |
| Castano Primo to Bohmte | 471.43 mi (758.69 km) |
| Castano Primo to Boizenburg | 547.08 mi (880.44 km) |
| Castano Primo to Bonen | 420.44 mi (676.63 km) |
| Castano Primo to Bonn | 366.26 mi (589.43 km) |
| Castano Primo to Bopfingen | 240.29 mi (386.70 km) |
