| Rijeka to Orzesze | 388.59 mi (625.38 km) |
| Rijeka to Osowa | 653.57 mi (1,051.82 km) |
| Rijeka to Ostroda | 628.91 mi (1,012.13 km) |
| Rijeka to Ostroleka | 623.37 mi (1,003.22 km) |
| Rijeka to Ostrow Mazowiecka | 616.21 mi (991.69 km) |
| Rijeka to Ostrow Wielkopolski | 463.23 mi (745.50 km) |
| Rijeka to Ostrowiec Swietokrzyski | 502.56 mi (808.78 km) |
| Rijeka to Ostrzeszow | 450.11 mi (724.38 km) |
| Rijeka to Oswiecim | 394.01 mi (634.10 km) |
| Rijeka to Otwock | 562.35 mi (905.02 km) |
| Rijeka to Ozarow Mazowiecki | 556.68 mi (895.89 km) |
| Rijeka to Ozimek | 408.33 mi (657.14 km) |
| Rijeka to Ozorkow | 508.94 mi (819.07 km) |
| Rijeka to Pabianice | 491.73 mi (791.37 km) |
| Rijeka to Parczew | 581.28 mi (935.47 km) |
