| Echternach to Oberkirch | 115.91 mi (186.53 km) |
| Echternach to Obernburg am Main | 121.23 mi (195.11 km) |
| Echternach to Obernkirchen | 206.09 mi (331.67 km) |
| Echternach to Oberschleissheim | 256.77 mi (413.23 km) |
| Echternach to Oberstdorf | 242.01 mi (389.48 km) |
| Echternach to Obertraubling | 264.84 mi (426.22 km) |
| Echternach to Obertshausen | 108.67 mi (174.89 km) |
| Echternach to Oberursel | 99.45 mi (160.05 km) |
| Echternach to Ochsenfurt | 163.15 mi (262.57 km) |
| Echternach to Ochsenhausen | 200.11 mi (322.04 km) |
| Echternach to Ochtrup | 168.74 mi (271.56 km) |
| Echternach to Odenthal | 89.78 mi (144.48 km) |
| Echternach to Oelde | 158.74 mi (255.46 km) |
| Echternach to Oelsnitz | 257.88 mi (415.02 km) |
| Echternach to Oer-Erkenschwick | 131.57 mi (211.74 km) |
