| Port-de-Bouc to Mouscron | 513.12 mi (825.78 km) |
| Port-de-Bouc to Namur | 487.95 mi (785.28 km) |
| Port-de-Bouc to Neder-Over-Heembeek | 518.63 mi (834.65 km) |
| Port-de-Bouc to Neerpelt | 541.28 mi (871.11 km) |
| Port-de-Bouc to Nevele | 531.34 mi (855.11 km) |
| Port-de-Bouc to Niel | 533.71 mi (858.92 km) |
| Port-de-Bouc to Nieuwpoort | 543.00 mi (873.87 km) |
| Port-de-Bouc to Nijlen | 536.51 mi (863.44 km) |
| Port-de-Bouc to Ninove | 515.26 mi (829.24 km) |
| Port-de-Bouc to Nivelles | 496.98 mi (799.81 km) |
| Port-de-Bouc to Olen | 535.17 mi (861.27 km) |
| Port-de-Bouc to Oostakker | 534.73 mi (860.57 km) |
| Port-de-Bouc to Oosterzele | 524.27 mi (843.73 km) |
| Port-de-Bouc to Oostkamp | 541.66 mi (871.72 km) |
| Port-de-Bouc to Opglabbeek | 528.95 mi (851.26 km) |
