| Oldenburg in Holstein to Orzesze | 438.95 mi (706.42 km) |
| Oldenburg in Holstein to Osowa | 305.42 mi (491.53 km) |
| Oldenburg in Holstein to Ostroda | 370.95 mi (596.99 km) |
| Oldenburg in Holstein to Ostroleka | 444.94 mi (716.06 km) |
| Oldenburg in Holstein to Ostrow Mazowiecka | 463.44 mi (745.83 km) |
| Oldenburg in Holstein to Ostrow Wielkopolski | 341.45 mi (549.51 km) |
| Oldenburg in Holstein to Ostrowiec Swietokrzyski | 498.05 mi (801.53 km) |
| Oldenburg in Holstein to Ostrzeszow | 354.97 mi (571.27 km) |
| Oldenburg in Holstein to Oswiecim | 459.44 mi (739.39 km) |
| Oldenburg in Holstein to Otwock | 454.87 mi (732.04 km) |
| Oldenburg in Holstein to Ozarow Mazowiecki | 433.97 mi (698.41 km) |
| Oldenburg in Holstein to Ozimek | 397.03 mi (638.95 km) |
| Oldenburg in Holstein to Ozorkow | 383.39 mi (617.01 km) |
| Oldenburg in Holstein to Pabianice | 397.87 mi (640.32 km) |
| Oldenburg in Holstein to Parczew | 530.81 mi (854.26 km) |
