| Gumushacikoy to Oberkirch | 1,424.55 mi (2,292.59 km) |
| Gumushacikoy to Obernburg am Main | 1,399.95 mi (2,253.01 km) |
| Gumushacikoy to Obernkirchen | 1,456.45 mi (2,343.93 km) |
| Gumushacikoy to Oberschleissheim | 1,264.53 mi (2,035.06 km) |
| Gumushacikoy to Oberstdorf | 1,309.68 mi (2,107.73 km) |
| Gumushacikoy to Obertraubling | 1,252.19 mi (2,015.21 km) |
| Gumushacikoy to Obertshausen | 1,417.51 mi (2,281.27 km) |
| Gumushacikoy to Oberursel | 1,431.08 mi (2,303.10 km) |
| Gumushacikoy to Ochsenfurt | 1,356.61 mi (2,183.25 km) |
| Gumushacikoy to Ochsenhausen | 1,334.08 mi (2,146.99 km) |
| Gumushacikoy to Ochtrup | 1,531.11 mi (2,464.08 km) |
| Gumushacikoy to Odenthal | 1,508.84 mi (2,428.24 km) |
| Gumushacikoy to Oelde | 1,484.00 mi (2,388.27 km) |
| Gumushacikoy to Oelsnitz | 1,286.35 mi (2,070.19 km) |
| Gumushacikoy to Oer-Erkenschwick | 1,516.01 mi (2,439.78 km) |
