| Harsewinkel to Orzesze | 473.18 mi (761.50 km) |
| Harsewinkel to Osowa | 456.06 mi (733.95 km) |
| Harsewinkel to Ostroda | 503.57 mi (810.41 km) |
| Harsewinkel to Ostroleka | 564.90 mi (909.12 km) |
| Harsewinkel to Ostrow Mazowiecka | 578.36 mi (930.77 km) |
| Harsewinkel to Ostrow Wielkopolski | 409.69 mi (659.33 km) |
| Harsewinkel to Ostrowiec Swietokrzyski | 570.63 mi (918.34 km) |
| Harsewinkel to Ostrzeszow | 416.88 mi (670.91 km) |
| Harsewinkel to Oswiecim | 495.45 mi (797.36 km) |
| Harsewinkel to Otwock | 553.26 mi (890.39 km) |
| Harsewinkel to Ozarow Mazowiecki | 533.09 mi (857.92 km) |
| Harsewinkel to Ozimek | 439.74 mi (707.70 km) |
| Harsewinkel to Ozorkow | 469.95 mi (756.31 km) |
| Harsewinkel to Pabianice | 476.37 mi (766.64 km) |
| Harsewinkel to Parczew | 624.63 mi (1,005.25 km) |
