| Festus to Oberkirch | 4,646.30 mi (7,477.49 km) |
| Festus to Obernburg am Main | 4,637.78 mi (7,463.78 km) |
| Festus to Obernkirchen | 4,547.29 mi (7,318.16 km) |
| Festus to Oberschleissheim | 4,790.14 mi (7,708.98 km) |
| Festus to Oberstdorf | 4,773.83 mi (7,682.74 km) |
| Festus to Obertraubling | 4,784.39 mi (7,699.73 km) |
| Festus to Obertshausen | 4,617.80 mi (7,431.63 km) |
| Festus to Oberursel | 4,603.15 mi (7,408.06 km) |
| Festus to Ochsenfurt | 4,679.56 mi (7,531.02 km) |
| Festus to Ochsenhausen | 4,735.45 mi (7,620.97 km) |
| Festus to Ochtrup | 4,479.74 mi (7,209.45 km) |
| Festus to Odenthal | 4,518.57 mi (7,271.93 km) |
| Festus to Oelde | 4,527.97 mi (7,287.06 km) |
| Festus to Oelsnitz | 4,727.33 mi (7,607.91 km) |
| Festus to Oer-Erkenschwick | 4,501.87 mi (7,245.06 km) |
