| Austin to Oberkirch | 5,331.93 mi (8,580.92 km) |
| Austin to Obernburg am Main | 5,324.94 mi (8,569.67 km) |
| Austin to Obernkirchen | 5,235.75 mi (8,426.12 km) |
| Austin to Oberschleissheim | 5,476.89 mi (8,814.20 km) |
| Austin to Oberstdorf | 5,459.29 mi (8,785.88 km) |
| Austin to Obertraubling | 5,471.85 mi (8,806.08 km) |
| Austin to Obertshausen | 5,305.04 mi (8,537.63 km) |
| Austin to Oberursel | 5,290.42 mi (8,514.10 km) |
| Austin to Ochsenfurt | 5,366.86 mi (8,637.13 km) |
| Austin to Ochsenhausen | 5,421.41 mi (8,724.92 km) |
| Austin to Ochtrup | 5,167.89 mi (8,316.91 km) |
| Austin to Odenthal | 5,206.02 mi (8,378.27 km) |
| Austin to Oelde | 5,216.10 mi (8,394.51 km) |
| Austin to Oelsnitz | 5,415.56 mi (8,715.50 km) |
| Austin to Oer-Erkenschwick | 5,189.74 mi (8,352.07 km) |
