| Overath to Oberkirch | 170.60 mi (274.55 km) |
| Overath to Obernburg am Main | 111.62 mi (179.63 km) |
| Overath to Obernkirchen | 119.81 mi (192.82 km) |
| Overath to Oberschleissheim | 266.95 mi (429.62 km) |
| Overath to Oberstdorf | 279.12 mi (449.20 km) |
| Overath to Obertraubling | 256.04 mi (412.06 km) |
| Overath to Obertshausen | 90.90 mi (146.29 km) |
| Overath to Oberursel | 76.16 mi (122.57 km) |
| Overath to Ochsenfurt | 151.57 mi (243.93 km) |
| Overath to Ochsenhausen | 231.59 mi (372.70 km) |
| Overath to Ochtrup | 86.88 mi (139.82 km) |
| Overath to Odenthal | 9.83 mi (15.82 km) |
| Overath to Oelde | 71.19 mi (114.56 km) |
| Overath to Oelsnitz | 216.17 mi (347.90 km) |
| Overath to Oer-Erkenschwick | 47.87 mi (77.05 km) |
