| Petite-Synthe to Mouscron | 42.65 mi (68.64 km) |
| Petite-Synthe to Namur | 116.43 mi (187.38 km) |
| Petite-Synthe to Neder-Over-Heembeek | 88.77 mi (142.86 km) |
| Petite-Synthe to Neerpelt | 134.35 mi (216.22 km) |
| Petite-Synthe to Nevele | 52.03 mi (83.73 km) |
| Petite-Synthe to Niel | 86.23 mi (138.77 km) |
| Petite-Synthe to Nieuwpoort | 18.42 mi (29.64 km) |
| Petite-Synthe to Nijlen | 100.17 mi (161.21 km) |
| Petite-Synthe to Ninove | 73.64 mi (118.51 km) |
| Petite-Synthe to Nivelles | 90.98 mi (146.41 km) |
| Petite-Synthe to Olen | 108.73 mi (174.98 km) |
| Petite-Synthe to Oostakker | 61.63 mi (99.18 km) |
| Petite-Synthe to Oosterzele | 63.15 mi (101.62 km) |
| Petite-Synthe to Oostkamp | 39.36 mi (63.34 km) |
| Petite-Synthe to Opglabbeek | 140.36 mi (225.89 km) |
