| Ashtabula to Opole | 4,393.99 mi (7,071.44 km) |
| Ashtabula to Orzesze | 4,443.94 mi (7,151.82 km) |
| Ashtabula to Osowa | 4,266.92 mi (6,866.95 km) |
| Ashtabula to Ostroda | 4,345.32 mi (6,993.11 km) |
| Ashtabula to Ostroleka | 4,424.41 mi (7,120.40 km) |
| Ashtabula to Ostrow Mazowiecka | 4,446.49 mi (7,155.94 km) |
| Ashtabula to Ostrow Wielkopolski | 4,351.34 mi (7,002.81 km) |
| Ashtabula to Ostrowiec Swietokrzyski | 4,506.11 mi (7,251.88 km) |
| Ashtabula to Ostrzeszow | 4,364.56 mi (7,024.08 km) |
| Ashtabula to Oswiecim | 4,465.43 mi (7,186.41 km) |
| Ashtabula to Otwock | 4,452.91 mi (7,166.27 km) |
| Ashtabula to Ozarow Mazowiecki | 4,432.85 mi (7,133.99 km) |
| Ashtabula to Ozimek | 4,403.79 mi (7,087.22 km) |
| Ashtabula to Ozorkow | 4,390.42 mi (7,065.70 km) |
| Ashtabula to Pabianice | 4,406.51 mi (7,091.59 km) |
