| Kartal to Oberkirch | 1,157.97 mi (1,863.57 km) |
| Kartal to Obernburg am Main | 1,147.65 mi (1,846.97 km) |
| Kartal to Obernkirchen | 1,228.41 mi (1,976.94 km) |
| Kartal to Oberschleissheim | 1,002.16 mi (1,612.81 km) |
| Kartal to Oberstdorf | 1,036.61 mi (1,668.26 km) |
| Kartal to Obertraubling | 998.95 mi (1,607.66 km) |
| Kartal to Obertshausen | 1,166.69 mi (1,877.61 km) |
| Kartal to Oberursel | 1,180.98 mi (1,900.61 km) |
| Kartal to Ochsenfurt | 1,104.71 mi (1,777.86 km) |
| Kartal to Ochsenhausen | 1,066.54 mi (1,716.43 km) |
| Kartal to Ochtrup | 1,296.89 mi (2,087.15 km) |
| Kartal to Odenthal | 1,263.28 mi (2,033.05 km) |
| Kartal to Oelde | 1,248.75 mi (2,009.67 km) |
| Kartal to Oelsnitz | 1,049.04 mi (1,688.27 km) |
| Kartal to Oer-Erkenschwick | 1,276.54 mi (2,054.39 km) |
