| Lake Magdalene to Oberkirch | 4,815.24 mi (7,749.37 km) |
| Lake Magdalene to Obernburg am Main | 4,829.32 mi (7,772.04 km) |
| Lake Magdalene to Obernkirchen | 4,771.93 mi (7,679.68 km) |
| Lake Magdalene to Oberschleissheim | 4,971.41 mi (8,000.72 km) |
| Lake Magdalene to Oberstdorf | 4,937.72 mi (7,946.50 km) |
| Lake Magdalene to Obertraubling | 4,977.98 mi (8,011.28 km) |
| Lake Magdalene to Obertshausen | 4,811.10 mi (7,742.71 km) |
| Lake Magdalene to Oberursel | 4,797.23 mi (7,720.39 km) |
| Lake Magdalene to Ochsenfurt | 4,872.61 mi (7,841.71 km) |
| Lake Magdalene to Ochsenhausen | 4,906.67 mi (7,896.52 km) |
| Lake Magdalene to Ochtrup | 4,695.95 mi (7,557.40 km) |
| Lake Magdalene to Odenthal | 4,718.07 mi (7,593.00 km) |
| Lake Magdalene to Oelde | 4,742.76 mi (7,632.74 km) |
| Lake Magdalene to Oelsnitz | 4,940.07 mi (7,950.28 km) |
| Lake Magdalene to Oer-Erkenschwick | 4,710.43 mi (7,580.70 km) |
