| Castel Bolognese to Mouscron | 596.65 mi (960.22 km) |
| Castel Bolognese to Namur | 534.05 mi (859.46 km) |
| Castel Bolognese to Neder-Over-Heembeek | 570.58 mi (918.27 km) |
| Castel Bolognese to Neerpelt | 561.46 mi (903.58 km) |
| Castel Bolognese to Nevele | 601.46 mi (967.96 km) |
| Castel Bolognese to Niel | 583.50 mi (939.05 km) |
| Castel Bolognese to Nieuwpoort | 629.74 mi (1,013.46 km) |
| Castel Bolognese to Nijlen | 577.65 mi (929.64 km) |
| Castel Bolognese to Ninove | 577.57 mi (929.51 km) |
| Castel Bolognese to Nivelles | 555.94 mi (894.70 km) |
| Castel Bolognese to Olen | 571.47 mi (919.69 km) |
| Castel Bolognese to Oostakker | 598.56 mi (963.30 km) |
| Castel Bolognese to Oosterzele | 589.88 mi (949.32 km) |
| Castel Bolognese to Oostkamp | 616.90 mi (992.80 km) |
| Castel Bolognese to Opglabbeek | 547.33 mi (880.84 km) |
