| Cities | Distance |
|---|---|
| Herdecke to Nowy Sacz | 594.68 mi (957.05 km) |
| Herdecke to Nowy Targ | 568.90 mi (915.56 km) |
| Herdecke to Nowy Tomysl | 376.37 mi (605.72 km) |
| Herdecke to Nysa | 435.49 mi (700.86 km) |
| Herdecke to Oborniki | 407.85 mi (656.38 km) |
| Herdecke to Oborniki Slaskie | 408.37 mi (657.21 km) |
| Herdecke to Olawa | 428.37 mi (689.39 km) |
| Herdecke to Olecko | 654.88 mi (1,053.93 km) |
| Herdecke to Olesnica | 429.73 mi (691.59 km) |
| Herdecke to Olesno | 477.09 mi (767.80 km) |
| Herdecke to Olkusz | 534.30 mi (859.87 km) |
| Herdecke to Olsztyn | 570.78 mi (918.59 km) |
| Herdecke to Opalenica | 388.09 mi (624.56 km) |
| Herdecke to Opoczno | 553.50 mi (890.77 km) |
| Herdecke to Opole | 458.63 mi (738.10 km) |