| Lake Morton-Berrydale to Opole | 5,261.03 mi (8,466.81 km) |
| Lake Morton-Berrydale to Orzesze | 5,308.99 mi (8,543.99 km) |
| Lake Morton-Berrydale to Osowa | 5,039.04 mi (8,109.55 km) |
| Lake Morton-Berrydale to Ostroda | 5,110.91 mi (8,225.21 km) |
| Lake Morton-Berrydale to Ostroleka | 5,178.52 mi (8,334.03 km) |
| Lake Morton-Berrydale to Ostrow Mazowiecka | 5,201.04 mi (8,370.27 km) |
| Lake Morton-Berrydale to Ostrow Wielkopolski | 5,198.11 mi (8,365.55 km) |
| Lake Morton-Berrydale to Ostrowiec Swietokrzyski | 5,309.70 mi (8,545.14 km) |
| Lake Morton-Berrydale to Ostrzeszow | 5,214.73 mi (8,392.30 km) |
| Lake Morton-Berrydale to Oswiecim | 5,325.07 mi (8,569.87 km) |
| Lake Morton-Berrydale to Otwock | 5,232.95 mi (8,421.62 km) |
| Lake Morton-Berrydale to Ozarow Mazowiecki | 5,218.38 mi (8,398.17 km) |
| Lake Morton-Berrydale to Ozimek | 5,266.11 mi (8,474.99 km) |
| Lake Morton-Berrydale to Ozorkow | 5,206.31 mi (8,378.75 km) |
| Lake Morton-Berrydale to Pabianice | 5,227.86 mi (8,413.43 km) |
