| Eregli to Oberkirch | 1,240.77 mi (1,996.83 km) |
| Eregli to Obernburg am Main | 1,222.76 mi (1,967.84 km) |
| Eregli to Obernkirchen | 1,291.39 mi (2,078.29 km) |
| Eregli to Oberschleissheim | 1,082.24 mi (1,741.70 km) |
| Eregli to Oberstdorf | 1,122.77 mi (1,806.92 km) |
| Eregli to Obertraubling | 1,074.08 mi (1,728.56 km) |
| Eregli to Obertshausen | 1,241.07 mi (1,997.31 km) |
| Eregli to Oberursel | 1,255.02 mi (2,019.77 km) |
| Eregli to Ochsenfurt | 1,179.48 mi (1,898.18 km) |
| Eregli to Ochsenhausen | 1,149.66 mi (1,850.20 km) |
| Eregli to Ochtrup | 1,363.16 mi (2,193.79 km) |
| Eregli to Odenthal | 1,335.19 mi (2,148.79 km) |
| Eregli to Oelde | 1,315.39 mi (2,116.92 km) |
| Eregli to Oelsnitz | 1,116.02 mi (1,796.06 km) |
| Eregli to Oer-Erkenschwick | 1,345.39 mi (2,165.19 km) |
