| Vrhnika to Oberkirch | 341.01 mi (548.81 km) |
| Vrhnika to Obernburg am Main | 358.63 mi (577.16 km) |
| Vrhnika to Obernkirchen | 494.18 mi (795.30 km) |
| Vrhnika to Oberschleissheim | 203.51 mi (327.52 km) |
| Vrhnika to Oberstdorf | 214.92 mi (345.88 km) |
| Vrhnika to Obertraubling | 230.05 mi (370.22 km) |
| Vrhnika to Obertshausen | 379.42 mi (610.61 km) |
| Vrhnika to Oberursel | 394.09 mi (634.23 km) |
| Vrhnika to Ochsenfurt | 321.44 mi (517.31 km) |
| Vrhnika to Ochsenhausen | 251.24 mi (404.33 km) |
| Vrhnika to Ochtrup | 537.42 mi (864.89 km) |
| Vrhnika to Odenthal | 479.91 mi (772.34 km) |
| Vrhnika to Oelde | 491.97 mi (791.76 km) |
| Vrhnika to Oelsnitz | 322.94 mi (519.73 km) |
| Vrhnika to Oer-Erkenschwick | 506.21 mi (814.67 km) |
