| Gumushacikoy to Oerlinghausen | 1,466.59 mi (2,360.26 km) |
| Gumushacikoy to Oestrich-Winkel | 1,451.82 mi (2,336.48 km) |
| Gumushacikoy to Offenburg | 1,430.37 mi (2,301.95 km) |
| Gumushacikoy to Oftersheim | 1,415.41 mi (2,277.88 km) |
| Gumushacikoy to Ohrdruf | 1,355.25 mi (2,181.06 km) |
| Gumushacikoy to Ohringen | 1,372.52 mi (2,208.86 km) |
| Gumushacikoy to Olbernhau | 1,246.07 mi (2,005.35 km) |
| Gumushacikoy to Olching | 1,274.78 mi (2,051.56 km) |
| Gumushacikoy to Oldenburg | 1,514.79 mi (2,437.81 km) |
| Gumushacikoy to Oldenburg in Holstein | 1,452.53 mi (2,337.63 km) |
| Gumushacikoy to Olfen | 1,512.26 mi (2,433.75 km) |
| Gumushacikoy to Olpe | 1,478.74 mi (2,379.81 km) |
| Gumushacikoy to Olsberg | 1,459.31 mi (2,348.54 km) |
| Gumushacikoy to Oranienburg | 1,315.60 mi (2,117.25 km) |
| Gumushacikoy to Ortenberg | 1,413.97 mi (2,275.56 km) |
