| Sofia to Mouscron | 1,097.45 mi (1,766.18 km) |
| Sofia to Namur | 1,023.75 mi (1,647.57 km) |
| Sofia to Neder-Over-Heembeek | 1,055.52 mi (1,698.69 km) |
| Sofia to Neerpelt | 1,025.06 mi (1,649.67 km) |
| Sofia to Nevele | 1,092.32 mi (1,757.92 km) |
| Sofia to Niel | 1,063.90 mi (1,712.19 km) |
| Sofia to Nieuwpoort | 1,126.46 mi (1,812.86 km) |
| Sofia to Nijlen | 1,053.09 mi (1,694.79 km) |
| Sofia to Ninove | 1,068.12 mi (1,718.98 km) |
| Sofia to Nivelles | 1,049.09 mi (1,688.35 km) |
| Sofia to Olen | 1,044.83 mi (1,681.49 km) |
| Sofia to Oostakker | 1,085.65 mi (1,747.19 km) |
| Sofia to Oosterzele | 1,080.04 mi (1,738.16 km) |
| Sofia to Oostkamp | 1,108.20 mi (1,783.48 km) |
| Sofia to Opglabbeek | 1,013.38 mi (1,630.88 km) |
