| Hopkinsville to Oberkirch | 4,598.30 mi (7,400.24 km) |
| Hopkinsville to Obernburg am Main | 4,594.86 mi (7,394.71 km) |
| Hopkinsville to Obernkirchen | 4,511.60 mi (7,260.72 km) |
| Hopkinsville to Oberschleissheim | 4,745.53 mi (7,637.19 km) |
| Hopkinsville to Oberstdorf | 4,725.24 mi (7,604.54 km) |
| Hopkinsville to Obertraubling | 4,742.55 mi (7,632.40 km) |
| Hopkinsville to Obertshausen | 4,575.19 mi (7,363.06 km) |
| Hopkinsville to Oberursel | 4,560.66 mi (7,339.67 km) |
| Hopkinsville to Ochsenfurt | 4,637.16 mi (7,462.79 km) |
| Hopkinsville to Ochsenhausen | 4,688.34 mi (7,545.16 km) |
| Hopkinsville to Ochtrup | 4,441.80 mi (7,148.38 km) |
| Hopkinsville to Odenthal | 4,476.95 mi (7,204.95 km) |
| Hopkinsville to Oelde | 4,489.91 mi (7,225.81 km) |
| Hopkinsville to Oelsnitz | 4,689.65 mi (7,547.26 km) |
| Hopkinsville to Oer-Erkenschwick | 4,462.26 mi (7,181.31 km) |
