| Dreux to Obernburg am Main | 358.40 mi (576.79 km) |
| Dreux to Obernkirchen | 418.57 mi (673.62 km) |
| Dreux to Oberschleissheim | 467.91 mi (753.04 km) |
| Dreux to Oberstdorf | 421.31 mi (678.03 km) |
| Dreux to Obertraubling | 490.88 mi (789.99 km) |
| Dreux to Obertshausen | 347.90 mi (559.89 km) |
| Dreux to Oberursel | 339.07 mi (545.67 km) |
| Dreux to Ochsenfurt | 397.64 mi (639.94 km) |
| Dreux to Ochsenhausen | 396.09 mi (637.44 km) |
| Dreux to Ochtrup | 350.54 mi (564.14 km) |
| Dreux to Odenthal | 301.04 mi (484.47 km) |
| Dreux to Oelde | 367.80 mi (591.91 km) |
| Dreux to Oelsnitz | 497.10 mi (800.01 km) |
| Dreux to Oer-Erkenschwick | 328.53 mi (528.72 km) |
| Dreux to Oerlinghausen | 391.33 mi (629.79 km) |
