| Civitanova Marche to Oberkirch | 451.95 mi (727.34 km) |
| Civitanova Marche to Obernburg am Main | 501.52 mi (807.12 km) |
| Civitanova Marche to Obernkirchen | 655.19 mi (1,054.42 km) |
| Civitanova Marche to Oberschleissheim | 357.55 mi (575.43 km) |
| Civitanova Marche to Oberstdorf | 329.70 mi (530.60 km) |
| Civitanova Marche to Obertraubling | 398.56 mi (641.43 km) |
| Civitanova Marche to Obertshausen | 521.77 mi (839.70 km) |
| Civitanova Marche to Oberursel | 535.49 mi (861.79 km) |
| Civitanova Marche to Ochsenfurt | 472.01 mi (759.63 km) |
| Civitanova Marche to Ochsenhausen | 376.85 mi (606.48 km) |
| Civitanova Marche to Ochtrup | 685.62 mi (1,103.40 km) |
| Civitanova Marche to Odenthal | 617.56 mi (993.87 km) |
| Civitanova Marche to Oelde | 644.02 mi (1,036.46 km) |
| Civitanova Marche to Oelsnitz | 497.22 mi (800.21 km) |
| Civitanova Marche to Oer-Erkenschwick | 650.46 mi (1,046.81 km) |
