| Halen to Orzesze | 600.31 mi (966.11 km) |
| Halen to Osowa | 607.63 mi (977.88 km) |
| Halen to Ostroda | 653.99 mi (1,052.49 km) |
| Halen to Ostroleka | 713.18 mi (1,147.76 km) |
| Halen to Ostrow Mazowiecka | 725.63 mi (1,167.79 km) |
| Halen to Ostrow Wielkopolski | 550.18 mi (885.42 km) |
| Halen to Ostrowiec Swietokrzyski | 707.59 mi (1,138.76 km) |
| Halen to Ostrzeszow | 555.43 mi (893.87 km) |
| Halen to Oswiecim | 622.29 mi (1,001.48 km) |
| Halen to Otwock | 697.45 mi (1,122.44 km) |
| Halen to Ozarow Mazowiecki | 677.76 mi (1,090.75 km) |
| Halen to Ozimek | 571.44 mi (919.65 km) |
| Halen to Ozorkow | 613.05 mi (986.61 km) |
| Halen to Pabianice | 617.34 mi (993.52 km) |
| Halen to Parczew | 766.62 mi (1,233.75 km) |
