| Oppeano to Orzesze | 485.32 mi (781.05 km) |
| Oppeano to Osowa | 708.37 mi (1,140.02 km) |
| Oppeano to Ostroda | 700.42 mi (1,127.21 km) |
| Oppeano to Ostroleka | 711.22 mi (1,144.60 km) |
| Oppeano to Ostrow Mazowiecka | 708.50 mi (1,140.22 km) |
| Oppeano to Ostrow Wielkopolski | 533.16 mi (858.04 km) |
| Oppeano to Ostrowiec Swietokrzyski | 610.26 mi (982.12 km) |
| Oppeano to Ostrzeszow | 523.59 mi (842.64 km) |
| Oppeano to Oswiecim | 496.54 mi (799.11 km) |
| Oppeano to Otwock | 657.01 mi (1,057.36 km) |
| Oppeano to Ozarow Mazowiecki | 647.19 mi (1,041.56 km) |
| Oppeano to Ozimek | 493.02 mi (793.44 km) |
| Oppeano to Ozorkow | 589.99 mi (949.50 km) |
| Oppeano to Pabianice | 576.84 mi (928.33 km) |
| Oppeano to Parczew | 689.94 mi (1,110.34 km) |
