| Smorumnedre to Obernburg am Main | 427.93 mi (688.69 km) |
| Smorumnedre to Obernkirchen | 272.11 mi (437.92 km) |
| Smorumnedre to Oberschleissheim | 517.98 mi (833.61 km) |
| Smorumnedre to Oberstdorf | 581.55 mi (935.91 km) |
| Smorumnedre to Obertraubling | 467.62 mi (752.57 km) |
| Smorumnedre to Obertshausen | 417.20 mi (671.42 km) |
| Smorumnedre to Oberursel | 412.15 mi (663.29 km) |
| Smorumnedre to Ochsenfurt | 430.54 mi (692.88 km) |
| Smorumnedre to Ochsenhausen | 538.66 mi (866.89 km) |
| Smorumnedre to Ochtrup | 320.04 mi (515.05 km) |
| Smorumnedre to Odenthal | 388.46 mi (625.16 km) |
| Smorumnedre to Oelde | 318.17 mi (512.04 km) |
| Smorumnedre to Oelsnitz | 367.38 mi (591.25 km) |
| Smorumnedre to Oer-Erkenschwick | 349.92 mi (563.14 km) |
| Smorumnedre to Oerlinghausen | 299.33 mi (481.73 km) |
