| Adjud to Oberkirch | 907.66 mi (1,460.74 km) |
| Adjud to Obernburg am Main | 871.05 mi (1,401.82 km) |
| Adjud to Obernkirchen | 916.81 mi (1,475.46 km) |
| Adjud to Oberschleissheim | 746.80 mi (1,201.86 km) |
| Adjud to Oberstdorf | 803.51 mi (1,293.13 km) |
| Adjud to Obertraubling | 726.42 mi (1,169.06 km) |
| Adjud to Obertshausen | 887.40 mi (1,428.13 km) |
| Adjud to Oberursel | 900.36 mi (1,448.98 km) |
| Adjud to Ochsenfurt | 828.03 mi (1,332.59 km) |
| Adjud to Ochsenhausen | 820.24 mi (1,320.06 km) |
| Adjud to Ochtrup | 992.64 mi (1,597.50 km) |
| Adjud to Odenthal | 974.84 mi (1,568.85 km) |
| Adjud to Oelde | 946.05 mi (1,522.52 km) |
| Adjud to Oelsnitz | 750.53 mi (1,207.86 km) |
| Adjud to Oer-Erkenschwick | 979.32 mi (1,576.06 km) |
