| Neder-Over-Heembeek to Nowy Sacz | 724.45 mi (1,165.88 km) |
| Neder-Over-Heembeek to Nowy Targ | 697.37 mi (1,122.30 km) |
| Neder-Over-Heembeek to Nowy Tomysl | 512.99 mi (825.58 km) |
| Neder-Over-Heembeek to Nysa | 566.96 mi (912.44 km) |
| Neder-Over-Heembeek to Oborniki | 544.38 mi (876.10 km) |
| Neder-Over-Heembeek to Oborniki Slaskie | 543.19 mi (874.19 km) |
| Neder-Over-Heembeek to Olawa | 561.94 mi (904.35 km) |
| Neder-Over-Heembeek to Olecko | 790.24 mi (1,271.77 km) |
| Neder-Over-Heembeek to Olesnica | 564.30 mi (908.15 km) |
| Neder-Over-Heembeek to Olesno | 610.76 mi (982.92 km) |
| Neder-Over-Heembeek to Olkusz | 666.13 mi (1,072.02 km) |
| Neder-Over-Heembeek to Olsztyn | 706.23 mi (1,136.56 km) |
| Neder-Over-Heembeek to Opalenica | 524.70 mi (844.42 km) |
| Neder-Over-Heembeek to Opoczno | 688.88 mi (1,108.65 km) |
| Neder-Over-Heembeek to Opole | 591.31 mi (951.63 km) |
