| Twinsburg to Oberkirch | 4,150.74 mi (6,679.96 km) |
| Twinsburg to Obernburg am Main | 4,147.12 mi (6,674.15 km) |
| Twinsburg to Obernkirchen | 4,064.27 mi (6,540.81 km) |
| Twinsburg to Oberschleissheim | 4,297.82 mi (6,916.67 km) |
| Twinsburg to Oberstdorf | 4,277.74 mi (6,884.35 km) |
| Twinsburg to Obertraubling | 4,294.83 mi (6,911.86 km) |
| Twinsburg to Obertshausen | 4,127.46 mi (6,642.50 km) |
| Twinsburg to Oberursel | 4,112.93 mi (6,619.12 km) |
| Twinsburg to Ochsenfurt | 4,189.43 mi (6,742.24 km) |
| Twinsburg to Ochsenhausen | 4,240.73 mi (6,824.79 km) |
| Twinsburg to Ochtrup | 3,994.27 mi (6,428.16 km) |
| Twinsburg to Odenthal | 4,029.23 mi (6,484.42 km) |
| Twinsburg to Oelde | 4,042.37 mi (6,505.56 km) |
| Twinsburg to Oelsnitz | 4,242.12 mi (6,827.03 km) |
| Twinsburg to Oer-Erkenschwick | 4,014.62 mi (6,460.91 km) |
