| Ecublens to Oerlinghausen | 387.58 mi (623.75 km) |
| Ecublens to Oestrich-Winkel | 248.87 mi (400.53 km) |
| Ecublens to Offenburg | 148.51 mi (239.00 km) |
| Ecublens to Oftersheim | 217.60 mi (350.20 km) |
| Ecublens to Ohrdruf | 352.75 mi (567.69 km) |
| Ecublens to Ohringen | 229.44 mi (369.25 km) |
| Ecublens to Olbernhau | 421.07 mi (677.65 km) |
| Ecublens to Olching | 250.73 mi (403.51 km) |
| Ecublens to Oldenburg | 463.01 mi (745.14 km) |
| Ecublens to Oldenburg in Holstein | 569.48 mi (916.49 km) |
| Ecublens to Olfen | 360.45 mi (580.09 km) |
| Ecublens to Olpe | 315.52 mi (507.78 km) |
| Ecublens to Olsberg | 344.40 mi (554.26 km) |
| Ecublens to Oranienburg | 523.28 mi (842.14 km) |
| Ecublens to Ortenberg | 288.12 mi (463.68 km) |
