| Akcakoca to Oberkirch | 1,234.55 mi (1,986.82 km) |
| Akcakoca to Obernburg am Main | 1,218.21 mi (1,960.51 km) |
| Akcakoca to Obernkirchen | 1,289.38 mi (2,075.05 km) |
| Akcakoca to Oberschleissheim | 1,076.54 mi (1,732.52 km) |
| Akcakoca to Oberstdorf | 1,115.73 mi (1,795.59 km) |
| Akcakoca to Obertraubling | 1,069.44 mi (1,721.09 km) |
| Akcakoca to Obertshausen | 1,236.69 mi (1,990.26 km) |
| Akcakoca to Oberursel | 1,250.72 mi (2,012.83 km) |
| Akcakoca to Ochsenfurt | 1,174.97 mi (1,890.94 km) |
| Akcakoca to Ochsenhausen | 1,143.32 mi (1,840.00 km) |
| Akcakoca to Ochtrup | 1,360.52 mi (2,189.54 km) |
| Akcakoca to Odenthal | 1,331.37 mi (2,142.64 km) |
| Akcakoca to Oelde | 1,312.65 mi (2,112.51 km) |
| Akcakoca to Oelsnitz | 1,113.09 mi (1,791.35 km) |
| Akcakoca to Oer-Erkenschwick | 1,342.21 mi (2,160.08 km) |
