| Sandusky to Oberkirch | 4,194.79 mi (6,750.86 km) |
| Sandusky to Obernburg am Main | 4,189.71 mi (6,742.68 km) |
| Sandusky to Obernkirchen | 4,104.69 mi (6,605.86 km) |
| Sandusky to Oberschleissheim | 4,340.93 mi (6,986.05 km) |
| Sandusky to Oberstdorf | 4,321.98 mi (6,955.56 km) |
| Sandusky to Obertraubling | 4,337.13 mi (6,979.94 km) |
| Sandusky to Obertshausen | 4,169.95 mi (6,710.88 km) |
| Sandusky to Oberursel | 4,155.38 mi (6,687.44 km) |
| Sandusky to Ochsenfurt | 4,231.87 mi (6,810.54 km) |
| Sandusky to Ochsenhausen | 4,284.55 mi (6,895.31 km) |
| Sandusky to Ochtrup | 4,035.34 mi (6,494.26 km) |
| Sandusky to Odenthal | 4,071.40 mi (6,552.29 km) |
| Sandusky to Oelde | 4,083.49 mi (6,571.74 km) |
| Sandusky to Oelsnitz | 4,283.19 mi (6,893.13 km) |
| Sandusky to Oer-Erkenschwick | 4,056.20 mi (6,527.82 km) |
