| Gardena to Oberkirch | 5,854.57 mi (9,422.02 km) |
| Gardena to Obernburg am Main | 5,819.14 mi (9,365.00 km) |
| Gardena to Obernkirchen | 5,693.05 mi (9,162.08 km) |
| Gardena to Oberschleissheim | 5,974.01 mi (9,614.23 km) |
| Gardena to Oberstdorf | 5,979.94 mi (9,623.79 km) |
| Gardena to Obertraubling | 5,953.25 mi (9,580.83 km) |
| Gardena to Obertshausen | 5,798.33 mi (9,331.51 km) |
| Gardena to Oberursel | 5,783.73 mi (9,308.01 km) |
| Gardena to Ochsenfurt | 5,856.20 mi (9,424.65 km) |
| Gardena to Ochsenhausen | 5,935.20 mi (9,551.78 km) |
| Gardena to Ochtrup | 5,641.17 mi (9,078.59 km) |
| Gardena to Odenthal | 5,698.21 mi (9,170.38 km) |
| Gardena to Oelde | 5,687.75 mi (9,153.56 km) |
| Gardena to Oelsnitz | 5,875.66 mi (9,455.97 km) |
| Gardena to Oer-Erkenschwick | 5,671.39 mi (9,127.22 km) |
