| Cities | Distance |
|---|---|
| Hamm to Nowy Sacz | 581.05 mi (935.11 km) |
| Hamm to Nowy Targ | 556.04 mi (894.87 km) |
| Hamm to Nowy Tomysl | 356.27 mi (573.36 km) |
| Hamm to Nysa | 421.21 mi (677.87 km) |
| Hamm to Oborniki | 386.95 mi (622.74 km) |
| Hamm to Oborniki Slaskie | 391.49 mi (630.04 km) |
| Hamm to Olawa | 412.57 mi (663.97 km) |
| Hamm to Olecko | 632.42 mi (1,017.78 km) |
| Hamm to Olesnica | 413.05 mi (664.75 km) |
| Hamm to Olesno | 461.10 mi (742.07 km) |
| Hamm to Olkusz | 519.53 mi (836.10 km) |
| Hamm to Olsztyn | 548.38 mi (882.53 km) |
| Hamm to Opalenica | 368.05 mi (592.31 km) |
| Hamm to Opoczno | 535.77 mi (862.24 km) |
| Hamm to Opole | 443.45 mi (713.66 km) |