| Austintown to Oberkirch | 4,132.90 mi (6,651.26 km) |
| Austintown to Obernburg am Main | 4,130.36 mi (6,647.17 km) |
| Austintown to Obernkirchen | 4,049.08 mi (6,516.36 km) |
| Austintown to Oberschleissheim | 4,280.65 mi (6,889.04 km) |
| Austintown to Oberstdorf | 4,259.74 mi (6,855.39 km) |
| Austintown to Obertraubling | 4,278.25 mi (6,885.17 km) |
| Austintown to Obertshausen | 4,110.77 mi (6,615.64 km) |
| Austintown to Oberursel | 4,096.27 mi (6,592.30 km) |
| Austintown to Ochsenfurt | 4,172.76 mi (6,715.41 km) |
| Austintown to Ochsenhausen | 4,223.06 mi (6,796.35 km) |
| Austintown to Ochtrup | 3,978.62 mi (6,402.97 km) |
| Austintown to Odenthal | 4,012.78 mi (6,457.95 km) |
| Austintown to Oelde | 4,026.67 mi (6,480.31 km) |
| Austintown to Oelsnitz | 4,226.43 mi (6,801.79 km) |
| Austintown to Oer-Erkenschwick | 3,998.61 mi (6,435.14 km) |
