| Irmo to Mouscron | 4,213.37 mi (6,780.76 km) |
| Irmo to Namur | 4,287.64 mi (6,900.30 km) |
| Irmo to Neder-Over-Heembeek | 4,257.34 mi (6,851.53 km) |
| Irmo to Neerpelt | 4,291.99 mi (6,907.30 km) |
| Irmo to Nevele | 4,220.11 mi (6,791.62 km) |
| Irmo to Niel | 4,250.15 mi (6,839.95 km) |
| Irmo to Nieuwpoort | 4,185.43 mi (6,735.81 km) |
| Irmo to Nijlen | 4,261.84 mi (6,858.77 km) |
| Irmo to Ninove | 4,243.92 mi (6,829.92 km) |
| Irmo to Nivelles | 4,262.19 mi (6,859.34 km) |
| Irmo to Olen | 4,270.37 mi (6,872.49 km) |
| Irmo to Oostakker | 4,227.43 mi (6,803.38 km) |
| Irmo to Oosterzele | 4,232.29 mi (6,811.21 km) |
| Irmo to Oostkamp | 4,204.45 mi (6,766.41 km) |
| Irmo to Opglabbeek | 4,302.58 mi (6,924.33 km) |
