| Olivares to Opole | 1,494.75 mi (2,405.57 km) |
| Olivares to Orzesze | 1,510.36 mi (2,430.69 km) |
| Olivares to Osowa | 1,651.42 mi (2,657.70 km) |
| Olivares to Ostroda | 1,674.38 mi (2,694.66 km) |
| Olivares to Ostroleka | 1,709.83 mi (2,751.70 km) |
| Olivares to Ostrow Mazowiecka | 1,713.60 mi (2,757.78 km) |
| Olivares to Ostrow Wielkopolski | 1,523.92 mi (2,452.51 km) |
| Olivares to Ostrowiec Swietokrzyski | 1,638.68 mi (2,637.20 km) |
| Olivares to Ostrzeszow | 1,520.10 mi (2,446.37 km) |
| Olivares to Oswiecim | 1,525.86 mi (2,455.63 km) |
| Olivares to Otwock | 1,668.49 mi (2,685.17 km) |
| Olivares to Ozarow Mazowiecki | 1,654.02 mi (2,661.89 km) |
| Olivares to Ozimek | 1,505.76 mi (2,423.28 km) |
| Olivares to Ozorkow | 1,589.15 mi (2,557.49 km) |
| Olivares to Pabianice | 1,582.36 mi (2,546.56 km) |
