| Hasselt to Orzesze | 590.56 mi (950.41 km) |
| Hasselt to Osowa | 599.65 mi (965.04 km) |
| Hasselt to Ostroda | 645.46 mi (1,038.78 km) |
| Hasselt to Ostroleka | 704.30 mi (1,133.47 km) |
| Hasselt to Ostrow Mazowiecka | 716.64 mi (1,153.32 km) |
| Hasselt to Ostrow Wielkopolski | 540.78 mi (870.30 km) |
| Hasselt to Ostrowiec Swietokrzyski | 698.02 mi (1,123.36 km) |
| Hasselt to Ostrzeszow | 545.95 mi (878.62 km) |
| Hasselt to Oswiecim | 612.53 mi (985.77 km) |
| Hasselt to Otwock | 688.22 mi (1,107.58 km) |
| Hasselt to Ozarow Mazowiecki | 668.56 mi (1,075.95 km) |
| Hasselt to Ozimek | 561.77 mi (904.08 km) |
| Hasselt to Ozorkow | 603.77 mi (971.67 km) |
| Hasselt to Pabianice | 607.95 mi (978.40 km) |
| Hasselt to Parczew | 757.25 mi (1,218.67 km) |
