| Ozark to Oberkirch | 4,812.24 mi (7,744.56 km) |
| Ozark to Obernburg am Main | 4,802.22 mi (7,728.43 km) |
| Ozark to Obernkirchen | 4,709.44 mi (7,579.11 km) |
| Ozark to Oberschleissheim | 4,955.02 mi (7,974.34 km) |
| Ozark to Oberstdorf | 4,939.89 mi (7,949.98 km) |
| Ozark to Obertraubling | 4,948.42 mi (7,963.71 km) |
| Ozark to Obertshausen | 4,782.15 mi (7,696.13 km) |
| Ozark to Oberursel | 4,767.48 mi (7,672.52 km) |
| Ozark to Ochsenfurt | 4,843.82 mi (7,795.37 km) |
| Ozark to Ochsenhausen | 4,901.10 mi (7,887.55 km) |
| Ozark to Ochtrup | 4,642.68 mi (7,471.68 km) |
| Ozark to Odenthal | 4,682.67 mi (7,536.02 km) |
| Ozark to Oelde | 4,690.92 mi (7,549.31 km) |
| Ozark to Oelsnitz | 4,890.05 mi (7,869.77 km) |
| Ozark to Oer-Erkenschwick | 4,665.35 mi (7,508.15 km) |
