| Opovo to Opole | 404.78 mi (651.44 km) |
| Opovo to Orzesze | 360.81 mi (580.67 km) |
| Opovo to Osowa | 653.58 mi (1,051.84 km) |
| Opovo to Ostroda | 597.89 mi (962.20 km) |
| Opovo to Ostroleka | 556.13 mi (895.01 km) |
| Opovo to Ostrow Mazowiecka | 539.45 mi (868.16 km) |
| Opovo to Ostrow Wielkopolski | 471.30 mi (758.48 km) |
| Opovo to Ostrowiec Swietokrzyski | 408.82 mi (657.93 km) |
| Opovo to Ostrzeszow | 454.46 mi (731.38 km) |
| Opovo to Oswiecim | 349.08 mi (561.79 km) |
| Opovo to Otwock | 489.62 mi (787.96 km) |
| Opovo to Ozarow Mazowiecki | 495.33 mi (797.15 km) |
| Opovo to Ozimek | 401.71 mi (646.48 km) |
| Opovo to Ozorkow | 480.63 mi (773.49 km) |
| Opovo to Pabianice | 458.40 mi (737.72 km) |
