| Gilroy to Oberkirch | 5,768.32 mi (9,283.22 km) |
| Gilroy to Obernburg am Main | 5,726.44 mi (9,215.81 km) |
| Gilroy to Obernkirchen | 5,593.15 mi (9,001.30 km) |
| Gilroy to Oberschleissheim | 5,880.14 mi (9,463.16 km) |
| Gilroy to Oberstdorf | 5,891.70 mi (9,481.77 km) |
| Gilroy to Obertraubling | 5,855.88 mi (9,424.12 km) |
| Gilroy to Obertshausen | 5,705.67 mi (9,182.38 km) |
| Gilroy to Oberursel | 5,691.24 mi (9,159.17 km) |
| Gilroy to Ochsenfurt | 5,761.89 mi (9,272.87 km) |
| Gilroy to Ochsenhausen | 5,845.82 mi (9,407.94 km) |
| Gilroy to Ochtrup | 5,545.67 mi (8,924.90 km) |
| Gilroy to Odenthal | 5,606.50 mi (9,022.79 km) |
| Gilroy to Oelde | 5,591.29 mi (8,998.31 km) |
| Gilroy to Oelsnitz | 5,774.20 mi (9,292.67 km) |
| Gilroy to Oer-Erkenschwick | 5,577.50 mi (8,976.12 km) |
