| Middleburg to Oberkirch | 4,694.98 mi (7,555.84 km) |
| Middleburg to Obernburg am Main | 4,707.14 mi (7,575.41 km) |
| Middleburg to Obernkirchen | 4,646.95 mi (7,478.54 km) |
| Middleburg to Oberschleissheim | 4,850.38 mi (7,805.93 km) |
| Middleburg to Oberstdorf | 4,818.15 mi (7,754.07 km) |
| Middleburg to Obertraubling | 4,855.90 mi (7,814.82 km) |
| Middleburg to Obertshausen | 4,688.73 mi (7,545.79 km) |
| Middleburg to Oberursel | 4,674.77 mi (7,523.32 km) |
| Middleburg to Ochsenfurt | 4,750.39 mi (7,645.01 km) |
| Middleburg to Ochsenhausen | 4,786.39 mi (7,702.95 km) |
| Middleburg to Ochtrup | 4,571.50 mi (7,357.11 km) |
| Middleburg to Odenthal | 4,595.02 mi (7,394.97 km) |
| Middleburg to Oelde | 4,618.51 mi (7,432.77 km) |
| Middleburg to Oelsnitz | 4,816.34 mi (7,751.15 km) |
| Middleburg to Oer-Erkenschwick | 4,586.62 mi (7,381.45 km) |
