| Harmanli to Mouscron | 1,234.01 mi (1,985.95 km) |
| Harmanli to Namur | 1,159.95 mi (1,866.75 km) |
| Harmanli to Neder-Over-Heembeek | 1,191.02 mi (1,916.76 km) |
| Harmanli to Neerpelt | 1,158.95 mi (1,865.16 km) |
| Harmanli to Nevele | 1,228.04 mi (1,976.35 km) |
| Harmanli to Niel | 1,198.93 mi (1,929.49 km) |
| Harmanli to Nieuwpoort | 1,262.46 mi (2,031.73 km) |
| Harmanli to Nijlen | 1,187.77 mi (1,911.53 km) |
| Harmanli to Ninove | 1,204.01 mi (1,937.67 km) |
| Harmanli to Nivelles | 1,185.36 mi (1,907.65 km) |
| Harmanli to Olen | 1,179.40 mi (1,898.06 km) |
| Harmanli to Oostakker | 1,221.09 mi (1,965.16 km) |
| Harmanli to Oosterzele | 1,215.80 mi (1,956.65 km) |
| Harmanli to Oostkamp | 1,243.84 mi (2,001.77 km) |
| Harmanli to Opglabbeek | 1,147.63 mi (1,846.93 km) |
