| Kouvola to Orzesze | 801.92 mi (1,290.57 km) |
| Kouvola to Osowa | 538.31 mi (866.32 km) |
| Kouvola to Ostroda | 554.85 mi (892.94 km) |
| Kouvola to Ostroleka | 572.28 mi (920.99 km) |
| Kouvola to Ostrow Mazowiecka | 585.90 mi (942.91 km) |
| Kouvola to Ostrow Wielkopolski | 721.07 mi (1,160.46 km) |
| Kouvola to Ostrowiec Swietokrzyski | 715.95 mi (1,152.20 km) |
| Kouvola to Ostrzeszow | 733.69 mi (1,180.76 km) |
| Kouvola to Oswiecim | 802.45 mi (1,291.41 km) |
| Kouvola to Otwock | 638.71 mi (1,027.91 km) |
| Kouvola to Ozarow Mazowiecki | 638.05 mi (1,026.84 km) |
| Kouvola to Ozimek | 776.41 mi (1,249.50 km) |
| Kouvola to Ozorkow | 676.28 mi (1,088.36 km) |
| Kouvola to Pabianice | 695.12 mi (1,118.69 km) |
| Kouvola to Parczew | 654.56 mi (1,053.42 km) |
