| Isparta to Opole | 1,085.50 mi (1,746.94 km) |
| Isparta to Orzesze | 1,035.11 mi (1,665.84 km) |
| Isparta to Osowa | 1,284.53 mi (2,067.26 km) |
| Isparta to Ostroda | 1,210.66 mi (1,948.37 km) |
| Isparta to Ostroleka | 1,141.53 mi (1,837.11 km) |
| Isparta to Ostrow Mazowiecka | 1,118.92 mi (1,800.73 km) |
| Isparta to Ostrow Wielkopolski | 1,141.65 mi (1,837.31 km) |
| Isparta to Ostrowiec Swietokrzyski | 1,014.31 mi (1,632.37 km) |
| Isparta to Ostrzeszow | 1,125.88 mi (1,811.92 km) |
| Isparta to Oswiecim | 1,016.10 mi (1,635.26 km) |
| Isparta to Otwock | 1,088.67 mi (1,752.05 km) |
| Isparta to Ozarow Mazowiecki | 1,104.20 mi (1,777.04 km) |
| Isparta to Ozimek | 1,078.08 mi (1,735.01 km) |
| Isparta to Ozorkow | 1,122.92 mi (1,807.16 km) |
| Isparta to Pabianice | 1,102.34 mi (1,774.05 km) |
