| Castel Bolognese to Bingen am Rhein | 431.11 mi (693.81 km) |
| Castel Bolognese to Birkenau | 390.53 mi (628.50 km) |
| Castel Bolognese to Birkenfeld | 348.53 mi (560.90 km) |
| Castel Bolognese to Bischofsheim | 423.91 mi (682.22 km) |
| Castel Bolognese to Bischofswerda | 483.34 mi (777.85 km) |
| Castel Bolognese to Bisingen | 308.36 mi (496.25 km) |
| Castel Bolognese to Bissendorf | 571.74 mi (920.13 km) |
| Castel Bolognese to Bitburg | 461.97 mi (743.46 km) |
| Castel Bolognese to Bitterfeld | 504.94 mi (812.63 km) |
| Castel Bolognese to Blankenburg | 518.16 mi (833.89 km) |
| Castel Bolognese to Blankenfelde | 559.85 mi (901.00 km) |
| Castel Bolognese to Blaubeuren | 298.79 mi (480.85 km) |
| Castel Bolognese to Bleicherode | 493.86 mi (794.79 km) |
| Castel Bolognese to Blieskastel | 402.02 mi (646.98 km) |
| Castel Bolognese to Blomberg | 540.86 mi (870.44 km) |
