| Greiz to Obernburg am Main | 146.37 mi (235.56 km) |
| Greiz to Obernkirchen | 173.19 mi (278.71 km) |
| Greiz to Oberschleissheim | 168.56 mi (271.27 km) |
| Greiz to Oberstdorf | 240.47 mi (387.00 km) |
| Greiz to Obertraubling | 116.70 mi (187.81 km) |
| Greiz to Obertshausen | 153.83 mi (247.57 km) |
| Greiz to Oberursel | 162.46 mi (261.46 km) |
| Greiz to Ochsenfurt | 117.19 mi (188.60 km) |
| Greiz to Ochsenhausen | 205.17 mi (330.19 km) |
| Greiz to Ochtrup | 240.86 mi (387.63 km) |
| Greiz to Odenthal | 223.25 mi (359.29 km) |
| Greiz to Oelde | 193.13 mi (310.81 km) |
| Greiz to Oelsnitz | 16.51 mi (26.57 km) |
| Greiz to Oer-Erkenschwick | 225.04 mi (362.16 km) |
| Greiz to Oerlinghausen | 177.46 mi (285.59 km) |
