| Sid to Opole | 388.15 mi (624.67 km) |
| Sid to Orzesze | 348.49 mi (560.84 km) |
| Sid to Osowa | 644.18 mi (1,036.71 km) |
| Sid to Ostroda | 593.96 mi (955.88 km) |
| Sid to Ostroleka | 559.27 mi (900.05 km) |
| Sid to Ostrow Mazowiecka | 544.37 mi (876.09 km) |
| Sid to Ostrow Wielkopolski | 456.00 mi (733.86 km) |
| Sid to Ostrowiec Swietokrzyski | 414.12 mi (666.47 km) |
| Sid to Ostrzeszow | 439.36 mi (707.07 km) |
| Sid to Oswiecim | 340.04 mi (547.24 km) |
| Sid to Otwock | 492.44 mi (792.50 km) |
| Sid to Ozarow Mazowiecki | 495.71 mi (797.77 km) |
| Sid to Ozimek | 386.80 mi (622.49 km) |
| Sid to Ozorkow | 473.29 mi (761.69 km) |
| Sid to Pabianice | 451.46 mi (726.55 km) |
