| Lakeland Highlands to Oberkirch | 4,798.79 mi (7,722.90 km) |
| Lakeland Highlands to Obernburg am Main | 4,813.67 mi (7,746.85 km) |
| Lakeland Highlands to Obernkirchen | 4,757.56 mi (7,656.55 km) |
| Lakeland Highlands to Oberschleissheim | 4,955.27 mi (7,974.73 km) |
| Lakeland Highlands to Oberstdorf | 4,920.98 mi (7,919.56 km) |
| Lakeland Highlands to Obertraubling | 4,962.27 mi (7,986.00 km) |
| Lakeland Highlands to Obertshausen | 4,795.53 mi (7,717.66 km) |
| Lakeland Highlands to Oberursel | 4,781.70 mi (7,695.40 km) |
| Lakeland Highlands to Ochsenfurt | 4,856.98 mi (7,816.55 km) |
| Lakeland Highlands to Ochsenhausen | 4,890.22 mi (7,870.05 km) |
| Lakeland Highlands to Ochtrup | 4,681.33 mi (7,533.88 km) |
| Lakeland Highlands to Odenthal | 4,702.82 mi (7,568.46 km) |
| Lakeland Highlands to Oelde | 4,728.05 mi (7,609.06 km) |
| Lakeland Highlands to Oelsnitz | 4,925.10 mi (7,926.19 km) |
| Lakeland Highlands to Oer-Erkenschwick | 4,695.52 mi (7,556.70 km) |
