| Castelfidardo to Blumberg | 387.08 mi (622.95 km) |
| Castelfidardo to Bobenheim-Roxheim | 489.15 mi (787.22 km) |
| Castelfidardo to Bobingen | 356.80 mi (574.21 km) |
| Castelfidardo to Boblingen | 420.90 mi (677.38 km) |
| Castelfidardo to Bocholt | 661.42 mi (1,064.46 km) |
| Castelfidardo to Bochum | 627.36 mi (1,009.65 km) |
| Castelfidardo to Bockenem | 611.33 mi (983.84 km) |
| Castelfidardo to Bockhorn | 731.25 mi (1,176.84 km) |
| Castelfidardo to Bogen | 378.98 mi (609.91 km) |
| Castelfidardo to Bohl-Iggelheim | 478.08 mi (769.40 km) |
| Castelfidardo to Bohmte | 660.62 mi (1,063.17 km) |
| Castelfidardo to Boizenburg | 696.24 mi (1,120.50 km) |
| Castelfidardo to Bonen | 623.03 mi (1,002.67 km) |
| Castelfidardo to Bonn | 586.15 mi (943.31 km) |
| Castelfidardo to Bopfingen | 402.64 mi (647.98 km) |
