| Hazebrouck to Orzesze | 713.06 mi (1,147.56 km) |
| Hazebrouck to Osowa | 714.24 mi (1,149.47 km) |
| Hazebrouck to Ostroda | 763.71 mi (1,229.08 km) |
| Hazebrouck to Ostroleka | 824.65 mi (1,327.15 km) |
| Hazebrouck to Ostrow Mazowiecka | 837.59 mi (1,347.97 km) |
| Hazebrouck to Ostrow Wielkopolski | 663.45 mi (1,067.71 km) |
| Hazebrouck to Ostrowiec Swietokrzyski | 821.00 mi (1,321.27 km) |
| Hazebrouck to Ostrzeszow | 668.81 mi (1,076.34 km) |
| Hazebrouck to Oswiecim | 734.96 mi (1,182.81 km) |
| Hazebrouck to Otwock | 810.31 mi (1,304.06 km) |
| Hazebrouck to Ozarow Mazowiecki | 790.51 mi (1,272.20 km) |
| Hazebrouck to Ozimek | 684.67 mi (1,101.86 km) |
| Hazebrouck to Ozorkow | 726.06 mi (1,168.48 km) |
| Hazebrouck to Pabianice | 730.61 mi (1,175.80 km) |
| Hazebrouck to Parczew | 879.83 mi (1,415.96 km) |
