| Osterwieck to Orzesze | 370.52 mi (596.29 km) |
| Osterwieck to Osowa | 362.92 mi (584.06 km) |
| Osterwieck to Ostroda | 403.92 mi (650.04 km) |
| Osterwieck to Ostroleka | 462.01 mi (743.54 km) |
| Osterwieck to Ostrow Mazowiecka | 474.64 mi (763.86 km) |
| Osterwieck to Ostrow Wielkopolski | 303.97 mi (489.19 km) |
| Osterwieck to Ostrowiec Swietokrzyski | 465.08 mi (748.47 km) |
| Osterwieck to Ostrzeszow | 311.29 mi (500.97 km) |
| Osterwieck to Oswiecim | 392.77 mi (632.11 km) |
| Osterwieck to Otwock | 448.08 mi (721.12 km) |
| Osterwieck to Ozarow Mazowiecki | 428.05 mi (688.88 km) |
| Osterwieck to Ozimek | 335.64 mi (540.17 km) |
| Osterwieck to Ozorkow | 364.47 mi (586.55 km) |
| Osterwieck to Pabianice | 370.66 mi (596.52 km) |
| Osterwieck to Parczew | 519.05 mi (835.33 km) |
