| Diedorf to Obernburg am Main | 126.51 mi (203.59 km) |
| Diedorf to Obernkirchen | 280.19 mi (450.92 km) |
| Diedorf to Oberschleissheim | 37.41 mi (60.21 km) |
| Diedorf to Oberstdorf | 68.78 mi (110.70 km) |
| Diedorf to Obertraubling | 76.77 mi (123.55 km) |
| Diedorf to Obertshausen | 147.25 mi (236.97 km) |
| Diedorf to Oberursel | 161.66 mi (260.17 km) |
| Diedorf to Ochsenfurt | 95.26 mi (153.31 km) |
| Diedorf to Ochsenhausen | 42.30 mi (68.07 km) |
| Diedorf to Ochtrup | 309.60 mi (498.25 km) |
| Diedorf to Odenthal | 246.90 mi (397.34 km) |
| Diedorf to Oelde | 267.12 mi (429.89 km) |
| Diedorf to Oelsnitz | 156.06 mi (251.15 km) |
| Diedorf to Oer-Erkenschwick | 275.84 mi (443.93 km) |
| Diedorf to Oerlinghausen | 266.59 mi (429.04 km) |
