| Greenwood Village to Oberkirch | 5,101.04 mi (8,209.34 km) |
| Greenwood Village to Obernburg am Main | 5,075.11 mi (8,167.60 km) |
| Greenwood Village to Obernkirchen | 4,961.07 mi (7,984.07 km) |
| Greenwood Village to Oberschleissheim | 5,230.40 mi (8,417.52 km) |
| Greenwood Village to Oberstdorf | 5,228.23 mi (8,414.02 km) |
| Greenwood Village to Obertraubling | 5,215.05 mi (8,392.80 km) |
| Greenwood Village to Obertshausen | 5,054.42 mi (8,134.30 km) |
| Greenwood Village to Oberursel | 5,039.67 mi (8,110.57 km) |
| Greenwood Village to Ochsenfurt | 5,114.24 mi (8,230.57 km) |
| Greenwood Village to Ochsenhausen | 5,185.43 mi (8,345.14 km) |
| Greenwood Village to Ochtrup | 4,902.86 mi (7,890.40 km) |
| Greenwood Village to Odenthal | 4,953.73 mi (7,972.26 km) |
| Greenwood Village to Oelde | 4,950.49 mi (7,967.05 km) |
| Greenwood Village to Oelsnitz | 5,144.47 mi (8,279.22 km) |
| Greenwood Village to Oer-Erkenschwick | 4,930.38 mi (7,934.68 km) |
