| Lake Grove to Oberkirch | 3,832.63 mi (6,168.02 km) |
| Lake Grove to Obernburg am Main | 3,838.20 mi (6,176.98 km) |
| Lake Grove to Obernkirchen | 3,769.39 mi (6,066.25 km) |
| Lake Grove to Oberschleissheim | 3,984.91 mi (6,413.09 km) |
| Lake Grove to Oberstdorf | 3,957.87 mi (6,369.57 km) |
| Lake Grove to Obertraubling | 3,986.94 mi (6,416.37 km) |
| Lake Grove to Obertshausen | 3,819.24 mi (6,146.47 km) |
| Lake Grove to Oberursel | 3,805.01 mi (6,123.57 km) |
| Lake Grove to Ochsenfurt | 3,881.19 mi (6,246.17 km) |
| Lake Grove to Ochsenhausen | 3,923.69 mi (6,314.57 km) |
| Lake Grove to Ochtrup | 3,695.66 mi (5,947.58 km) |
| Lake Grove to Odenthal | 3,723.49 mi (5,992.38 km) |
| Lake Grove to Oelde | 3,743.18 mi (6,024.07 km) |
| Lake Grove to Oelsnitz | 3,942.21 mi (6,344.38 km) |
| Lake Grove to Oer-Erkenschwick | 3,712.72 mi (5,975.05 km) |
