| Covington to Opole | 4,671.14 mi (7,517.47 km) |
| Covington to Orzesze | 4,721.11 mi (7,597.89 km) |
| Covington to Osowa | 4,543.01 mi (7,311.28 km) |
| Covington to Ostroda | 4,621.46 mi (7,437.53 km) |
| Covington to Ostroleka | 4,700.54 mi (7,564.78 km) |
| Covington to Ostrow Mazowiecka | 4,722.66 mi (7,600.39 km) |
| Covington to Ostrow Wielkopolski | 4,628.35 mi (7,448.61 km) |
| Covington to Ostrowiec Swietokrzyski | 4,782.93 mi (7,697.38 km) |
| Covington to Ostrzeszow | 4,641.60 mi (7,469.94 km) |
| Covington to Oswiecim | 4,742.59 mi (7,632.46 km) |
| Covington to Otwock | 4,729.42 mi (7,611.27 km) |
| Covington to Ozarow Mazowiecki | 4,709.39 mi (7,579.04 km) |
| Covington to Ozimek | 4,680.93 mi (7,533.23 km) |
| Covington to Ozorkow | 4,667.22 mi (7,511.17 km) |
| Covington to Pabianice | 4,683.37 mi (7,537.16 km) |
