| East Grand Rapids to Oberkirch | 4,239.48 mi (6,822.79 km) |
| East Grand Rapids to Obernburg am Main | 4,229.21 mi (6,806.26 km) |
| East Grand Rapids to Obernkirchen | 4,136.84 mi (6,657.61 km) |
| East Grand Rapids to Oberschleissheim | 4,382.03 mi (7,052.20 km) |
| East Grand Rapids to Oberstdorf | 4,367.16 mi (7,028.26 km) |
| East Grand Rapids to Obertraubling | 4,375.42 mi (7,041.56 km) |
| East Grand Rapids to Obertshausen | 4,209.14 mi (6,773.96 km) |
| East Grand Rapids to Oberursel | 4,194.47 mi (6,750.35 km) |
| East Grand Rapids to Ochsenfurt | 4,270.81 mi (6,873.21 km) |
| East Grand Rapids to Ochsenhausen | 4,328.24 mi (6,965.64 km) |
| East Grand Rapids to Ochtrup | 4,069.85 mi (6,549.79 km) |
| East Grand Rapids to Odenthal | 4,109.66 mi (6,613.86 km) |
| East Grand Rapids to Oelde | 4,118.09 mi (6,627.42 km) |
| East Grand Rapids to Oelsnitz | 4,317.28 mi (6,947.99 km) |
| East Grand Rapids to Oer-Erkenschwick | 4,092.41 mi (6,586.09 km) |
