| Herenthout to Obernburg am Main | 212.48 mi (341.95 km) |
| Herenthout to Obernkirchen | 201.59 mi (324.42 km) |
| Herenthout to Oberschleissheim | 363.77 mi (585.43 km) |
| Herenthout to Oberstdorf | 358.31 mi (576.64 km) |
| Herenthout to Obertraubling | 361.08 mi (581.09 km) |
| Herenthout to Obertshausen | 193.35 mi (311.17 km) |
| Herenthout to Oberursel | 179.16 mi (288.34 km) |
| Herenthout to Ochsenfurt | 255.32 mi (410.89 km) |
| Herenthout to Ochsenhausen | 314.56 mi (506.23 km) |
| Herenthout to Ochtrup | 126.88 mi (204.19 km) |
| Herenthout to Odenthal | 102.29 mi (164.63 km) |
| Herenthout to Oelde | 153.00 mi (246.22 km) |
| Herenthout to Oelsnitz | 327.07 mi (526.36 km) |
| Herenthout to Oer-Erkenschwick | 112.35 mi (180.81 km) |
| Herenthout to Oerlinghausen | 176.75 mi (284.45 km) |
