| Ferrara to Orzesze | 495.39 mi (797.25 km) |
| Ferrara to Osowa | 729.58 mi (1,174.15 km) |
| Ferrara to Ostroda | 717.96 mi (1,155.45 km) |
| Ferrara to Ostroleka | 724.86 mi (1,166.55 km) |
| Ferrara to Ostrow Mazowiecka | 720.97 mi (1,160.30 km) |
| Ferrara to Ostrow Wielkopolski | 550.16 mi (885.40 km) |
| Ferrara to Ostrowiec Swietokrzyski | 618.03 mi (994.62 km) |
| Ferrara to Ostrzeszow | 539.71 mi (868.58 km) |
| Ferrara to Oswiecim | 505.12 mi (812.91 km) |
| Ferrara to Otwock | 668.65 mi (1,076.09 km) |
| Ferrara to Ozarow Mazowiecki | 659.88 mi (1,061.97 km) |
| Ferrara to Ozimek | 506.23 mi (814.69 km) |
| Ferrara to Ozorkow | 604.76 mi (973.27 km) |
| Ferrara to Pabianice | 590.53 mi (950.37 km) |
| Ferrara to Parczew | 697.74 mi (1,122.90 km) |
