| Ornskoldsvik to Opole | 872.72 mi (1,404.51 km) |
| Ornskoldsvik to Orzesze | 907.94 mi (1,461.19 km) |
| Ornskoldsvik to Osowa | 612.48 mi (985.69 km) |
| Ornskoldsvik to Ostroda | 664.17 mi (1,068.87 km) |
| Ornskoldsvik to Ostroleka | 713.83 mi (1,148.81 km) |
| Ornskoldsvik to Ostrow Mazowiecka | 733.91 mi (1,181.12 km) |
| Ornskoldsvik to Ostrow Wielkopolski | 805.02 mi (1,295.55 km) |
| Ornskoldsvik to Ostrowiec Swietokrzyski | 859.55 mi (1,383.31 km) |
| Ornskoldsvik to Ostrzeszow | 820.92 mi (1,321.15 km) |
| Ornskoldsvik to Oswiecim | 915.87 mi (1,473.95 km) |
| Ornskoldsvik to Otwock | 777.62 mi (1,251.46 km) |
| Ornskoldsvik to Ozarow Mazowiecki | 768.89 mi (1,237.41 km) |
| Ornskoldsvik to Ozimek | 872.00 mi (1,403.34 km) |
| Ornskoldsvik to Ozorkow | 782.69 mi (1,259.62 km) |
| Ornskoldsvik to Pabianice | 804.67 mi (1,295.00 km) |
