| Grosuplje to Oberkirch | 355.89 mi (572.75 km) |
| Grosuplje to Obernburg am Main | 370.36 mi (596.04 km) |
| Grosuplje to Obernkirchen | 502.55 mi (808.78 km) |
| Grosuplje to Oberschleissheim | 215.03 mi (346.06 km) |
| Grosuplje to Oberstdorf | 230.49 mi (370.94 km) |
| Grosuplje to Obertraubling | 238.28 mi (383.48 km) |
| Grosuplje to Obertshausen | 391.11 mi (629.43 km) |
| Grosuplje to Oberursel | 405.83 mi (653.12 km) |
| Grosuplje to Ochsenfurt | 332.35 mi (534.86 km) |
| Grosuplje to Ochsenhausen | 265.61 mi (427.46 km) |
| Grosuplje to Ochtrup | 547.73 mi (881.49 km) |
| Grosuplje to Odenthal | 491.74 mi (791.38 km) |
| Grosuplje to Oelde | 501.87 mi (807.68 km) |
| Grosuplje to Oelsnitz | 328.86 mi (529.24 km) |
| Grosuplje to Oer-Erkenschwick | 517.15 mi (832.28 km) |
