| Ruggell to Oberkirch | 111.51 mi (179.46 km) |
| Ruggell to Obernburg am Main | 180.19 mi (289.99 km) |
| Ruggell to Obernkirchen | 347.44 mi (559.15 km) |
| Ruggell to Oberschleissheim | 117.24 mi (188.68 km) |
| Ruggell to Oberstdorf | 36.74 mi (59.13 km) |
| Ruggell to Obertraubling | 169.99 mi (273.57 km) |
| Ruggell to Obertshausen | 197.56 mi (317.94 km) |
| Ruggell to Oberursel | 208.99 mi (336.34 km) |
| Ruggell to Ochsenfurt | 167.96 mi (270.30 km) |
| Ruggell to Ochsenhausen | 60.33 mi (97.09 km) |
| Ruggell to Ochtrup | 358.31 mi (576.65 km) |
| Ruggell to Odenthal | 283.58 mi (456.38 km) |
| Ruggell to Oelde | 323.01 mi (519.84 km) |
| Ruggell to Oelsnitz | 249.70 mi (401.86 km) |
| Ruggell to Oer-Erkenschwick | 320.61 mi (515.97 km) |
