| Douglasville to Oberkirch | 4,635.00 mi (7,459.31 km) |
| Douglasville to Obernburg am Main | 4,638.91 mi (7,465.61 km) |
| Douglasville to Obernkirchen | 4,566.32 mi (7,348.78 km) |
| Douglasville to Oberschleissheim | 4,786.51 mi (7,703.14 km) |
| Douglasville to Oberstdorf | 4,760.54 mi (7,661.34 km) |
| Douglasville to Obertraubling | 4,787.54 mi (7,704.79 km) |
| Douglasville to Obertshausen | 4,619.79 mi (7,434.83 km) |
| Douglasville to Oberursel | 4,605.48 mi (7,411.80 km) |
| Douglasville to Ochsenfurt | 4,681.78 mi (7,534.60 km) |
| Douglasville to Ochsenhausen | 4,725.95 mi (7,605.68 km) |
| Douglasville to Ochtrup | 4,493.64 mi (7,231.81 km) |
| Douglasville to Odenthal | 4,523.39 mi (7,279.70 km) |
| Douglasville to Oelde | 4,541.37 mi (7,308.63 km) |
| Douglasville to Oelsnitz | 4,740.78 mi (7,629.56 km) |
| Douglasville to Oer-Erkenschwick | 4,511.64 mi (7,260.78 km) |
