| Dix Hills to Oberkirch | 3,844.11 mi (6,186.50 km) |
| Dix Hills to Obernburg am Main | 3,849.55 mi (6,195.25 km) |
| Dix Hills to Obernkirchen | 3,780.52 mi (6,084.17 km) |
| Dix Hills to Oberschleissheim | 3,996.33 mi (6,431.47 km) |
| Dix Hills to Oberstdorf | 3,969.38 mi (6,388.10 km) |
| Dix Hills to Obertraubling | 3,998.29 mi (6,434.63 km) |
| Dix Hills to Obertshausen | 3,830.58 mi (6,164.72 km) |
| Dix Hills to Oberursel | 3,816.35 mi (6,141.82 km) |
| Dix Hills to Ochsenfurt | 3,892.53 mi (6,264.43 km) |
| Dix Hills to Ochsenhausen | 3,935.17 mi (6,333.04 km) |
| Dix Hills to Ochtrup | 3,706.84 mi (5,965.59 km) |
| Dix Hills to Odenthal | 3,734.79 mi (6,010.56 km) |
| Dix Hills to Oelde | 3,754.38 mi (6,042.09 km) |
| Dix Hills to Oelsnitz | 3,953.44 mi (6,362.44 km) |
| Dix Hills to Oer-Erkenschwick | 3,723.96 mi (5,993.14 km) |
