| Fort Oglethorpe to Opole | 4,910.45 mi (7,902.61 km) |
| Fort Oglethorpe to Orzesze | 4,960.02 mi (7,982.38 km) |
| Fort Oglethorpe to Osowa | 4,791.66 mi (7,711.43 km) |
| Fort Oglethorpe to Ostroda | 4,869.77 mi (7,837.14 km) |
| Fort Oglethorpe to Ostroleka | 4,948.91 mi (7,964.50 km) |
| Fort Oglethorpe to Ostrow Mazowiecka | 4,970.77 mi (7,999.67 km) |
| Fort Oglethorpe to Ostrow Wielkopolski | 4,869.92 mi (7,837.39 km) |
| Fort Oglethorpe to Ostrowiec Swietokrzyski | 5,026.43 mi (8,089.26 km) |
| Fort Oglethorpe to Ostrzeszow | 4,882.74 mi (7,858.00 km) |
| Fort Oglethorpe to Oswiecim | 4,981.73 mi (8,017.32 km) |
| Fort Oglethorpe to Otwock | 4,975.43 mi (8,007.18 km) |
| Fort Oglethorpe to Ozarow Mazowiecki | 4,955.18 mi (7,974.59 km) |
| Fort Oglethorpe to Ozimek | 4,920.55 mi (7,918.85 km) |
| Fort Oglethorpe to Ozorkow | 4,910.98 mi (7,903.45 km) |
| Fort Oglethorpe to Pabianice | 4,926.49 mi (7,928.42 km) |
