| Castano Primo to Boppard | 328.00 mi (527.86 km) |
| Castano Primo to Borgentreich | 416.30 mi (669.97 km) |
| Castano Primo to Borgholzhausen | 453.06 mi (729.12 km) |
| Castano Primo to Borken | 442.66 mi (712.39 km) |
| Castano Primo to Borna | 420.98 mi (677.50 km) |
| Castano Primo to Bornheim | 368.94 mi (593.75 km) |
| Castano Primo to Bosel | 516.44 mi (831.12 km) |
| Castano Primo to Bottrop | 421.31 mi (678.02 km) |
| Castano Primo to Bovenden | 420.62 mi (676.92 km) |
| Castano Primo to Brackenheim | 244.53 mi (393.53 km) |
| Castano Primo to Brake | 537.92 mi (865.70 km) |
| Castano Primo to Brakel | 426.50 mi (686.39 km) |
| Castano Primo to Bramsche | 474.61 mi (763.82 km) |
| Castano Primo to Brand | 378.64 mi (609.36 km) |
| Castano Primo to Brand-Erbisdorf | 422.95 mi (680.67 km) |
