| Castel San Pietro Terme to Mouscron | 585.46 mi (942.20 km) |
| Castel San Pietro Terme to Namur | 523.23 mi (842.05 km) |
| Castel San Pietro Terme to Neder-Over-Heembeek | 559.79 mi (900.90 km) |
| Castel San Pietro Terme to Neerpelt | 551.21 mi (887.09 km) |
| Castel San Pietro Terme to Nevele | 590.48 mi (950.28 km) |
| Castel San Pietro Terme to Niel | 572.79 mi (921.81 km) |
| Castel San Pietro Terme to Nieuwpoort | 618.57 mi (995.50 km) |
| Castel San Pietro Terme to Nijlen | 567.07 mi (912.61 km) |
| Castel San Pietro Terme to Ninove | 566.63 mi (911.91 km) |
| Castel San Pietro Terme to Nivelles | 544.99 mi (877.08 km) |
| Castel San Pietro Terme to Olen | 560.96 mi (902.78 km) |
| Castel San Pietro Terme to Oostakker | 587.67 mi (945.76 km) |
| Castel San Pietro Terme to Oosterzele | 578.93 mi (931.70 km) |
| Castel San Pietro Terme to Oostkamp | 605.87 mi (975.06 km) |
| Castel San Pietro Terme to Opglabbeek | 537.06 mi (864.32 km) |
