| Ada to Opole | 351.13 mi (565.08 km) |
| Ada to Orzesze | 307.28 mi (494.51 km) |
| Ada to Osowa | 600.57 mi (966.52 km) |
| Ada to Ostroda | 545.89 mi (878.52 km) |
| Ada to Ostroleka | 506.17 mi (814.60 km) |
| Ada to Ostrow Mazowiecka | 490.12 mi (788.77 km) |
| Ada to Ostrow Wielkopolski | 417.67 mi (672.17 km) |
| Ada to Ostrowiec Swietokrzyski | 359.40 mi (578.39 km) |
| Ada to Ostrzeszow | 400.83 mi (645.07 km) |
| Ada to Oswiecim | 295.85 mi (476.12 km) |
| Ada to Otwock | 439.45 mi (707.22 km) |
| Ada to Ozarow Mazowiecki | 444.37 mi (715.15 km) |
| Ada to Ozimek | 348.07 mi (560.16 km) |
| Ada to Ozorkow | 427.82 mi (688.50 km) |
| Ada to Pabianice | 405.63 mi (652.80 km) |
