| Maastricht to Orzesze | 575.54 mi (926.24 km) |
| Maastricht to Osowa | 589.26 mi (948.33 km) |
| Maastricht to Ostroda | 633.86 mi (1,020.10 km) |
| Maastricht to Ostroleka | 691.85 mi (1,113.42 km) |
| Maastricht to Ostrow Mazowiecka | 703.91 mi (1,132.83 km) |
| Maastricht to Ostrow Wielkopolski | 527.01 mi (848.13 km) |
| Maastricht to Ostrowiec Swietokrzyski | 683.71 mi (1,100.33 km) |
| Maastricht to Ostrzeszow | 531.94 mi (856.07 km) |
| Maastricht to Oswiecim | 597.47 mi (961.54 km) |
| Maastricht to Otwock | 674.86 mi (1,086.09 km) |
| Maastricht to Ozarow Mazowiecki | 655.31 mi (1,054.62 km) |
| Maastricht to Ozimek | 547.09 mi (880.46 km) |
| Maastricht to Ozorkow | 590.30 mi (950.00 km) |
| Maastricht to Pabianice | 594.17 mi (956.23 km) |
| Maastricht to Parczew | 743.51 mi (1,196.56 km) |
