| Balikesir to Oberkirch | 1,154.02 mi (1,857.22 km) |
| Balikesir to Obernburg am Main | 1,153.64 mi (1,856.60 km) |
| Balikesir to Obernkirchen | 1,247.77 mi (2,008.09 km) |
| Balikesir to Oberschleissheim | 1,003.27 mi (1,614.60 km) |
| Balikesir to Oberstdorf | 1,029.19 mi (1,656.32 km) |
| Balikesir to Obertraubling | 1,006.37 mi (1,619.59 km) |
| Balikesir to Obertshausen | 1,173.40 mi (1,888.40 km) |
| Balikesir to Oberursel | 1,187.97 mi (1,911.86 km) |
| Balikesir to Ochsenfurt | 1,111.49 mi (1,788.77 km) |
| Balikesir to Ochsenhausen | 1,062.99 mi (1,710.71 km) |
| Balikesir to Ochtrup | 1,312.10 mi (2,111.61 km) |
| Balikesir to Odenthal | 1,272.19 mi (2,047.39 km) |
| Balikesir to Oelde | 1,263.87 mi (2,034.01 km) |
| Balikesir to Oelsnitz | 1,065.54 mi (1,714.82 km) |
| Balikesir to Oer-Erkenschwick | 1,288.95 mi (2,074.36 km) |
