| Sterling Heights to Oberkirch | 4,156.79 mi (6,689.71 km) |
| Sterling Heights to Obernburg am Main | 4,149.64 mi (6,678.20 km) |
| Sterling Heights to Obernkirchen | 4,061.74 mi (6,536.74 km) |
| Sterling Heights to Oberschleissheim | 4,301.54 mi (6,922.66 km) |
| Sterling Heights to Oberstdorf | 4,284.22 mi (6,894.79 km) |
| Sterling Heights to Obertraubling | 4,296.63 mi (6,914.76 km) |
| Sterling Heights to Obertshausen | 4,129.75 mi (6,646.19 km) |
| Sterling Heights to Oberursel | 4,115.14 mi (6,622.67 km) |
| Sterling Heights to Ochsenfurt | 4,191.59 mi (6,745.72 km) |
| Sterling Heights to Ochsenhausen | 4,246.18 mi (6,833.56 km) |
| Sterling Heights to Ochtrup | 3,993.27 mi (6,426.55 km) |
| Sterling Heights to Odenthal | 4,030.81 mi (6,486.96 km) |
| Sterling Heights to Oelde | 4,041.47 mi (6,504.12 km) |
| Sterling Heights to Oelsnitz | 4,241.04 mi (6,825.29 km) |
| Sterling Heights to Oer-Erkenschwick | 4,014.79 mi (6,461.19 km) |
