| Three Lakes to Opole | 5,210.34 mi (8,385.24 km) |
| Three Lakes to Orzesze | 5,257.45 mi (8,461.05 km) |
| Three Lakes to Osowa | 5,131.55 mi (8,258.43 km) |
| Three Lakes to Ostroda | 5,206.99 mi (8,379.84 km) |
| Three Lakes to Ostroleka | 5,285.07 mi (8,505.50 km) |
| Three Lakes to Ostrow Mazowiecka | 5,305.45 mi (8,538.30 km) |
| Three Lakes to Ostrow Wielkopolski | 5,179.51 mi (8,335.62 km) |
| Three Lakes to Ostrowiec Swietokrzyski | 5,341.11 mi (8,595.69 km) |
| Three Lakes to Ostrzeszow | 5,190.32 mi (8,353.01 km) |
| Three Lakes to Oswiecim | 5,279.69 mi (8,496.84 km) |
| Three Lakes to Otwock | 5,301.28 mi (8,531.59 km) |
| Three Lakes to Ozarow Mazowiecki | 5,280.43 mi (8,498.03 km) |
| Three Lakes to Ozimek | 5,221.46 mi (8,403.12 km) |
| Three Lakes to Ozorkow | 5,228.64 mi (8,414.68 km) |
| Three Lakes to Pabianice | 5,241.30 mi (8,435.05 km) |
