| Stamford to Oberkirch | 471.01 mi (758.02 km) |
| Stamford to Obernburg am Main | 459.03 mi (738.74 km) |
| Stamford to Obernkirchen | 404.81 mi (651.49 km) |
| Stamford to Oberschleissheim | 610.21 mi (982.04 km) |
| Stamford to Oberstdorf | 598.62 mi (963.39 km) |
| Stamford to Obertraubling | 607.24 mi (977.26 km) |
| Stamford to Obertshausen | 439.56 mi (707.40 km) |
| Stamford to Oberursel | 425.14 mi (684.20 km) |
| Stamford to Ochsenfurt | 501.58 mi (807.22 km) |
| Stamford to Ochsenhausen | 557.46 mi (897.15 km) |
| Stamford to Ochtrup | 324.64 mi (522.45 km) |
| Stamford to Odenthal | 343.07 mi (552.11 km) |
| Stamford to Oelde | 369.43 mi (594.54 km) |
| Stamford to Oelsnitz | 564.44 mi (908.37 km) |
| Stamford to Oer-Erkenschwick | 335.15 mi (539.37 km) |
