| Boom to Orzesze | 632.83 mi (1,018.44 km) |
| Boom to Osowa | 632.06 mi (1,017.21 km) |
| Boom to Ostroda | 680.60 mi (1,095.32 km) |
| Boom to Ostroleka | 741.28 mi (1,192.97 km) |
| Boom to Ostrow Mazowiecka | 754.21 mi (1,213.79 km) |
| Boom to Ostrow Wielkopolski | 580.68 mi (934.51 km) |
| Boom to Ostrowiec Swietokrzyski | 738.93 mi (1,189.19 km) |
| Boom to Ostrzeszow | 586.33 mi (943.61 km) |
| Boom to Oswiecim | 654.86 mi (1,053.89 km) |
| Boom to Otwock | 727.14 mi (1,170.22 km) |
| Boom to Ozarow Mazowiecki | 707.29 mi (1,138.27 km) |
| Boom to Ozimek | 603.42 mi (971.11 km) |
| Boom to Ozorkow | 642.99 mi (1,034.79 km) |
| Boom to Pabianice | 647.81 mi (1,042.55 km) |
| Boom to Parczew | 796.95 mi (1,282.57 km) |
