| Melbourne to Oberkirch | 4,735.75 mi (7,621.45 km) |
| Melbourne to Obernburg am Main | 4,751.96 mi (7,647.54 km) |
| Melbourne to Obernkirchen | 4,698.03 mi (7,560.75 km) |
| Melbourne to Oberschleissheim | 4,892.70 mi (7,874.04 km) |
| Melbourne to Oberstdorf | 4,857.45 mi (7,817.31 km) |
| Melbourne to Obertraubling | 4,900.44 mi (7,886.50 km) |
| Melbourne to Obertshausen | 4,733.96 mi (7,618.57 km) |
| Melbourne to Oberursel | 4,720.20 mi (7,596.43 km) |
| Melbourne to Ochsenfurt | 4,795.29 mi (7,717.27 km) |
| Melbourne to Ochsenhausen | 4,827.17 mi (7,768.57 km) |
| Melbourne to Ochtrup | 4,621.40 mi (7,437.42 km) |
| Melbourne to Odenthal | 4,641.79 mi (7,470.24 km) |
| Melbourne to Oelde | 4,667.94 mi (7,512.33 km) |
| Melbourne to Oelsnitz | 4,864.53 mi (7,828.70 km) |
| Melbourne to Oer-Erkenschwick | 4,635.07 mi (7,459.43 km) |
