| Cardak to Oberkirch | 1,308.39 mi (2,105.64 km) |
| Cardak to Obernburg am Main | 1,310.28 mi (2,108.68 km) |
| Cardak to Obernkirchen | 1,405.70 mi (2,262.25 km) |
| Cardak to Oberschleissheim | 1,159.15 mi (1,865.47 km) |
| Cardak to Oberstdorf | 1,182.76 mi (1,903.48 km) |
| Cardak to Obertraubling | 1,163.38 mi (1,872.28 km) |
| Cardak to Obertshausen | 1,330.14 mi (2,140.65 km) |
| Cardak to Oberursel | 1,344.75 mi (2,164.17 km) |
| Cardak to Ochsenfurt | 1,268.30 mi (2,041.13 km) |
| Cardak to Ochsenhausen | 1,217.62 mi (1,959.57 km) |
| Cardak to Ochtrup | 1,469.80 mi (2,365.41 km) |
| Cardak to Odenthal | 1,429.20 mi (2,300.08 km) |
| Cardak to Oelde | 1,421.58 mi (2,287.82 km) |
| Cardak to Oelsnitz | 1,223.39 mi (1,968.86 km) |
| Cardak to Oer-Erkenschwick | 1,446.40 mi (2,327.75 km) |
