| Echternach to Oerlinghausen | 178.15 mi (286.71 km) |
| Echternach to Oestrich-Winkel | 71.43 mi (114.95 km) |
| Echternach to Offenburg | 115.34 mi (185.62 km) |
| Echternach to Oftersheim | 101.55 mi (163.44 km) |
| Echternach to Ohrdruf | 202.70 mi (326.22 km) |
| Echternach to Ohringen | 144.42 mi (232.43 km) |
| Echternach to Olbernhau | 310.97 mi (500.46 km) |
| Echternach to Olching | 248.17 mi (399.39 km) |
| Echternach to Oldenburg | 242.79 mi (390.73 km) |
| Echternach to Oldenburg in Holstein | 363.29 mi (584.66 km) |
| Echternach to Olfen | 138.17 mi (222.36 km) |
| Echternach to Olpe | 103.89 mi (167.20 km) |
| Echternach to Olsberg | 139.55 mi (224.59 km) |
| Echternach to Oranienburg | 357.65 mi (575.58 km) |
| Echternach to Ortenberg | 122.66 mi (197.39 km) |
