| Forest Acres to Opole | 4,796.21 mi (7,718.76 km) |
| Forest Acres to Orzesze | 4,845.06 mi (7,797.37 km) |
| Forest Acres to Osowa | 4,691.87 mi (7,550.83 km) |
| Forest Acres to Ostroda | 4,769.21 mi (7,675.30 km) |
| Forest Acres to Ostroleka | 4,848.19 mi (7,802.41 km) |
| Forest Acres to Ostrow Mazowiecka | 4,869.55 mi (7,836.79 km) |
| Forest Acres to Ostrow Wielkopolski | 4,759.06 mi (7,658.97 km) |
| Forest Acres to Ostrowiec Swietokrzyski | 4,917.93 mi (7,914.64 km) |
| Forest Acres to Ostrzeszow | 4,771.18 mi (7,678.48 km) |
| Forest Acres to Oswiecim | 4,867.03 mi (7,832.73 km) |
| Forest Acres to Otwock | 4,870.91 mi (7,838.97 km) |
| Forest Acres to Ozarow Mazowiecki | 4,850.37 mi (7,805.91 km) |
| Forest Acres to Ozimek | 4,806.70 mi (7,735.64 km) |
| Forest Acres to Ozorkow | 4,803.21 mi (7,730.01 km) |
| Forest Acres to Pabianice | 4,817.72 mi (7,753.37 km) |
