| Boulogne-Billancourt to Mouscron | 138.18 mi (222.38 km) |
| Boulogne-Billancourt to Namur | 162.78 mi (261.97 km) |
| Boulogne-Billancourt to Neder-Over-Heembeek | 171.61 mi (276.18 km) |
| Boulogne-Billancourt to Neerpelt | 217.97 mi (350.78 km) |
| Boulogne-Billancourt to Nevele | 162.64 mi (261.75 km) |
| Boulogne-Billancourt to Niel | 182.99 mi (294.50 km) |
| Boulogne-Billancourt to Nieuwpoort | 159.25 mi (256.29 km) |
| Boulogne-Billancourt to Nijlen | 193.36 mi (311.18 km) |
| Boulogne-Billancourt to Ninove | 159.12 mi (256.08 km) |
| Boulogne-Billancourt to Nivelles | 152.27 mi (245.06 km) |
| Boulogne-Billancourt to Olen | 197.49 mi (317.82 km) |
| Boulogne-Billancourt to Oostakker | 170.53 mi (274.45 km) |
| Boulogne-Billancourt to Oosterzele | 161.75 mi (260.31 km) |
| Boulogne-Billancourt to Oostkamp | 166.21 mi (267.49 km) |
| Boulogne-Billancourt to Opglabbeek | 213.28 mi (343.24 km) |
