| Ascoli Piceno to Orzesze | 560.72 mi (902.39 km) |
| Ascoli Piceno to Osowa | 829.94 mi (1,335.66 km) |
| Ascoli Piceno to Ostroda | 804.29 mi (1,294.38 km) |
| Ascoli Piceno to Ostroleka | 795.57 mi (1,280.35 km) |
| Ascoli Piceno to Ostrow Mazowiecka | 787.14 mi (1,266.77 km) |
| Ascoli Piceno to Ostrow Wielkopolski | 639.29 mi (1,028.84 km) |
| Ascoli Piceno to Ostrowiec Swietokrzyski | 668.60 mi (1,076.01 km) |
| Ascoli Piceno to Ostrzeszow | 625.93 mi (1,007.34 km) |
| Ascoli Piceno to Oswiecim | 564.16 mi (907.93 km) |
| Ascoli Piceno to Otwock | 732.98 mi (1,179.62 km) |
| Ascoli Piceno to Ozarow Mazowiecki | 728.65 mi (1,172.65 km) |
| Ascoli Piceno to Ozimek | 582.96 mi (938.19 km) |
| Ascoli Piceno to Ozorkow | 683.45 mi (1,099.91 km) |
| Ascoli Piceno to Pabianice | 665.58 mi (1,071.15 km) |
| Ascoli Piceno to Parczew | 745.67 mi (1,200.03 km) |
