| Bermeo to Oberkirch | 626.94 mi (1,008.97 km) |
| Bermeo to Obernburg am Main | 715.39 mi (1,151.31 km) |
| Bermeo to Obernkirchen | 819.69 mi (1,319.16 km) |
| Bermeo to Oberschleissheim | 763.12 mi (1,228.13 km) |
| Bermeo to Oberstdorf | 687.28 mi (1,106.08 km) |
| Bermeo to Obertraubling | 806.88 mi (1,298.55 km) |
| Bermeo to Obertshausen | 713.06 mi (1,147.55 km) |
| Bermeo to Oberursel | 709.50 mi (1,141.83 km) |
| Bermeo to Ochsenfurt | 743.39 mi (1,196.37 km) |
| Bermeo to Ochsenhausen | 689.31 mi (1,109.33 km) |
| Bermeo to Ochtrup | 760.25 mi (1,223.51 km) |
| Bermeo to Odenthal | 698.79 mi (1,124.60 km) |
| Bermeo to Oelde | 769.34 mi (1,238.13 km) |
| Bermeo to Oelsnitz | 850.59 mi (1,368.89 km) |
| Bermeo to Oer-Erkenschwick | 733.06 mi (1,179.74 km) |
