| Gumushacikoy to Octeville | 1,870.68 mi (3,010.56 km) |
| Gumushacikoy to Oignies | 1,674.64 mi (2,695.08 km) |
| Gumushacikoy to Oissel | 1,746.60 mi (2,810.89 km) |
| Gumushacikoy to Olivet | 1,700.32 mi (2,736.40 km) |
| Gumushacikoy to Ollioules | 1,508.32 mi (2,427.41 km) |
| Gumushacikoy to Olonne-sur-Mer | 1,870.68 mi (3,010.57 km) |
| Gumushacikoy to Oloron-Sainte-Marie | 1,831.47 mi (2,947.46 km) |
| Gumushacikoy to Onet Village | 1,665.05 mi (2,679.64 km) |
| Gumushacikoy to Onnaing | 1,647.45 mi (2,651.32 km) |
| Gumushacikoy to Orange | 1,556.25 mi (2,504.54 km) |
| Gumushacikoy to Orchies | 1,663.89 mi (2,677.78 km) |
| Gumushacikoy to Orleans | 1,700.13 mi (2,736.09 km) |
| Gumushacikoy to Orly | 1,683.37 mi (2,709.12 km) |
| Gumushacikoy to Ormesson-sur-Marne | 1,677.12 mi (2,699.06 km) |
| Gumushacikoy to Orsay | 1,692.32 mi (2,723.53 km) |
