| Maaseik to Obernburg am Main | 171.38 mi (275.81 km) |
| Maaseik to Obernkirchen | 163.83 mi (263.67 km) |
| Maaseik to Oberschleissheim | 324.86 mi (522.81 km) |
| Maaseik to Oberstdorf | 325.67 mi (524.11 km) |
| Maaseik to Obertraubling | 319.21 mi (513.71 km) |
| Maaseik to Obertshausen | 151.62 mi (244.00 km) |
| Maaseik to Oberursel | 137.12 mi (220.68 km) |
| Maaseik to Ochsenfurt | 213.61 mi (343.77 km) |
| Maaseik to Ochsenhausen | 280.24 mi (451.00 km) |
| Maaseik to Ochtrup | 97.16 mi (156.37 km) |
| Maaseik to Odenthal | 57.99 mi (93.32 km) |
| Maaseik to Oelde | 113.62 mi (182.85 km) |
| Maaseik to Oelsnitz | 282.79 mi (455.11 km) |
| Maaseik to Oer-Erkenschwick | 73.40 mi (118.12 km) |
| Maaseik to Oerlinghausen | 137.48 mi (221.25 km) |
