| Blankenberge to Orzesze | 687.06 mi (1,105.71 km) |
| Blankenberge to Osowa | 674.30 mi (1,085.18 km) |
| Blankenberge to Ostroda | 726.00 mi (1,168.38 km) |
| Blankenberge to Ostroleka | 788.81 mi (1,269.47 km) |
| Blankenberge to Ostrow Mazowiecka | 802.47 mi (1,291.45 km) |
| Blankenberge to Ostrow Wielkopolski | 632.00 mi (1,017.11 km) |
| Blankenberge to Ostrowiec Swietokrzyski | 791.34 mi (1,273.54 km) |
| Blankenberge to Ostrzeszow | 638.23 mi (1,027.12 km) |
| Blankenberge to Oswiecim | 709.15 mi (1,141.27 km) |
| Blankenberge to Otwock | 777.09 mi (1,250.61 km) |
| Blankenberge to Ozarow Mazowiecki | 757.02 mi (1,218.30 km) |
| Blankenberge to Ozimek | 656.87 mi (1,057.13 km) |
| Blankenberge to Ozorkow | 693.41 mi (1,115.93 km) |
| Blankenberge to Pabianice | 699.01 mi (1,124.94 km) |
| Blankenberge to Parczew | 847.82 mi (1,364.44 km) |
