| Heide to Obernburg am Main | 300.98 mi (484.39 km) |
| Heide to Obernkirchen | 133.33 mi (214.58 km) |
| Heide to Oberschleissheim | 424.48 mi (683.13 km) |
| Heide to Oberstdorf | 471.73 mi (759.17 km) |
| Heide to Obertraubling | 384.63 mi (619.00 km) |
| Heide to Obertshausen | 285.53 mi (459.51 km) |
| Heide to Oberursel | 276.74 mi (445.37 km) |
| Heide to Ochsenfurt | 316.82 mi (509.88 km) |
| Heide to Ochsenhausen | 424.73 mi (683.54 km) |
| Heide to Ochtrup | 158.47 mi (255.04 km) |
| Heide to Odenthal | 233.71 mi (376.12 km) |
| Heide to Oelde | 167.89 mi (270.20 km) |
| Heide to Oelsnitz | 291.56 mi (469.22 km) |
| Heide to Oer-Erkenschwick | 192.41 mi (309.66 km) |
| Heide to Oerlinghausen | 155.05 mi (249.53 km) |
