| Cernavoda to Opole | 641.96 mi (1,033.14 km) |
| Cernavoda to Orzesze | 591.54 mi (951.99 km) |
| Cernavoda to Osowa | 817.48 mi (1,315.60 km) |
| Cernavoda to Ostroda | 741.90 mi (1,193.97 km) |
| Cernavoda to Ostroleka | 670.67 mi (1,079.34 km) |
| Cernavoda to Ostrow Mazowiecka | 647.87 mi (1,042.64 km) |
| Cernavoda to Ostrow Wielkopolski | 690.38 mi (1,111.06 km) |
| Cernavoda to Ostrowiec Swietokrzyski | 549.99 mi (885.13 km) |
| Cernavoda to Ostrzeszow | 675.78 mi (1,087.56 km) |
| Cernavoda to Oswiecim | 570.53 mi (918.17 km) |
| Cernavoda to Otwock | 620.56 mi (998.69 km) |
| Cernavoda to Ozarow Mazowiecki | 637.22 mi (1,025.51 km) |
| Cernavoda to Ozimek | 632.79 mi (1,018.37 km) |
| Cernavoda to Ozorkow | 662.72 mi (1,066.54 km) |
| Cernavoda to Pabianice | 643.44 mi (1,035.52 km) |
