| Miamisburg to Oberkirch | 4,339.45 mi (6,983.67 km) |
| Miamisburg to Obernburg am Main | 4,335.47 mi (6,977.27 km) |
| Miamisburg to Obernkirchen | 4,251.82 mi (6,842.64 km) |
| Miamisburg to Oberschleissheim | 4,486.32 mi (7,220.03 km) |
| Miamisburg to Oberstdorf | 4,466.49 mi (7,188.12 km) |
| Miamisburg to Obertraubling | 4,483.09 mi (7,214.84 km) |
| Miamisburg to Obertshausen | 4,315.78 mi (6,945.58 km) |
| Miamisburg to Oberursel | 4,301.24 mi (6,922.17 km) |
| Miamisburg to Ochsenfurt | 4,377.74 mi (7,045.29 km) |
| Miamisburg to Ochsenhausen | 4,429.40 mi (7,128.42 km) |
| Miamisburg to Ochtrup | 4,182.09 mi (6,730.42 km) |
| Miamisburg to Odenthal | 4,217.45 mi (6,787.33 km) |
| Miamisburg to Oelde | 4,230.21 mi (6,807.86 km) |
| Miamisburg to Oelsnitz | 4,429.94 mi (7,129.30 km) |
| Miamisburg to Oer-Erkenschwick | 4,202.63 mi (6,763.48 km) |
