| Green to Oberkirch | 4,168.64 mi (6,708.78 km) |
| Green to Obernburg am Main | 4,165.57 mi (6,703.84 km) |
| Green to Obernkirchen | 4,083.48 mi (6,571.72 km) |
| Green to Oberschleissheim | 4,316.07 mi (6,946.04 km) |
| Green to Oberstdorf | 4,295.56 mi (6,913.04 km) |
| Green to Obertraubling | 4,313.37 mi (6,941.70 km) |
| Green to Obertshausen | 4,145.95 mi (6,672.26 km) |
| Green to Oberursel | 4,131.43 mi (6,648.89 km) |
| Green to Ochsenfurt | 4,207.93 mi (6,772.01 km) |
| Green to Ochsenhausen | 4,258.72 mi (6,853.75 km) |
| Green to Ochtrup | 4,013.26 mi (6,458.72 km) |
| Green to Odenthal | 4,047.84 mi (6,514.36 km) |
| Green to Oelde | 4,061.34 mi (6,536.10 km) |
| Green to Oelsnitz | 4,261.10 mi (6,857.57 km) |
| Green to Oer-Erkenschwick | 4,033.44 mi (6,491.19 km) |
