| Isaszeg to Orzesze | 183.19 mi (294.82 km) |
| Isaszeg to Osowa | 478.02 mi (769.30 km) |
| Isaszeg to Ostroda | 426.80 mi (686.86 km) |
| Isaszeg to Ostroleka | 394.05 mi (634.16 km) |
| Isaszeg to Ostrow Mazowiecka | 380.28 mi (612.00 km) |
| Isaszeg to Ostrow Wielkopolski | 293.09 mi (471.68 km) |
| Isaszeg to Ostrowiec Swietokrzyski | 251.63 mi (404.95 km) |
| Isaszeg to Ostrzeszow | 276.26 mi (444.60 km) |
| Isaszeg to Oswiecim | 173.26 mi (278.83 km) |
| Isaszeg to Otwock | 327.40 mi (526.90 km) |
| Isaszeg to Ozarow Mazowiecki | 329.52 mi (530.32 km) |
| Isaszeg to Ozimek | 223.48 mi (359.65 km) |
| Isaszeg to Ozorkow | 306.36 mi (493.04 km) |
| Isaszeg to Pabianice | 284.44 mi (457.76 km) |
| Isaszeg to Parczew | 322.97 mi (519.77 km) |
