| Elon to Oberkirch | 4,308.25 mi (6,933.46 km) |
| Elon to Obernburg am Main | 4,314.60 mi (6,943.67 km) |
| Elon to Obernkirchen | 4,246.14 mi (6,833.51 km) |
| Elon to Oberschleissheim | 4,460.98 mi (7,179.25 km) |
| Elon to Oberstdorf | 4,433.22 mi (7,134.58 km) |
| Elon to Obertraubling | 4,463.37 mi (7,183.10 km) |
| Elon to Obertshausen | 4,295.68 mi (6,913.24 km) |
| Elon to Oberursel | 4,281.48 mi (6,890.37 km) |
| Elon to Ochsenfurt | 4,357.62 mi (7,012.91 km) |
| Elon to Ochsenhausen | 4,399.39 mi (7,080.13 km) |
| Elon to Ochtrup | 4,172.42 mi (6,714.85 km) |
| Elon to Odenthal | 4,200.08 mi (6,759.37 km) |
| Elon to Oelde | 4,219.93 mi (6,791.33 km) |
| Elon to Oelsnitz | 4,418.94 mi (7,111.60 km) |
| Elon to Oer-Erkenschwick | 4,189.43 mi (6,742.24 km) |
