| Diedorf to Oestrich-Winkel | 169.14 mi (272.20 km) |
| Diedorf to Offenburg | 130.20 mi (209.53 km) |
| Diedorf to Oftersheim | 121.69 mi (195.84 km) |
| Diedorf to Ohrdruf | 171.23 mi (275.56 km) |
| Diedorf to Ohringen | 82.31 mi (132.47 km) |
| Diedorf to Olbernhau | 197.16 mi (317.29 km) |
| Diedorf to Olching | 27.33 mi (43.99 km) |
| Diedorf to Oldenburg | 349.46 mi (562.41 km) |
| Diedorf to Oldenburg in Holstein | 411.14 mi (661.66 km) |
| Diedorf to Olfen | 276.80 mi (445.47 km) |
| Diedorf to Olpe | 226.11 mi (363.89 km) |
| Diedorf to Olsberg | 230.87 mi (371.55 km) |
| Diedorf to Oranienburg | 323.01 mi (519.83 km) |
| Diedorf to Ortenberg | 158.54 mi (255.15 km) |
| Diedorf to Oschatz | 228.96 mi (368.48 km) |
