| Lac to Orzesze | 590.11 mi (949.70 km) |
| Lac to Osowa | 885.66 mi (1,425.33 km) |
| Lac to Ostroda | 833.67 mi (1,341.67 km) |
| Lac to Ostroleka | 794.51 mi (1,278.65 km) |
| Lac to Ostrow Mazowiecka | 778.11 mi (1,252.24 km) |
| Lac to Ostrow Wielkopolski | 697.67 mi (1,122.79 km) |
| Lac to Ostrowiec Swietokrzyski | 647.41 mi (1,041.91 km) |
| Lac to Ostrzeszow | 681.05 mi (1,096.04 km) |
| Lac to Oswiecim | 581.06 mi (935.12 km) |
| Lac to Otwock | 727.86 mi (1,171.37 km) |
| Lac to Ozarow Mazowiecki | 732.88 mi (1,179.45 km) |
| Lac to Ozimek | 628.53 mi (1,011.52 km) |
| Lac to Ozorkow | 714.12 mi (1,149.26 km) |
| Lac to Pabianice | 692.12 mi (1,113.87 km) |
| Lac to Parczew | 706.63 mi (1,137.22 km) |
