| Tolmin to Oberkirch | 310.18 mi (499.18 km) |
| Tolmin to Obernburg am Main | 329.77 mi (530.71 km) |
| Tolmin to Obernkirchen | 468.73 mi (754.34 km) |
| Tolmin to Oberschleissheim | 175.20 mi (281.95 km) |
| Tolmin to Oberstdorf | 184.02 mi (296.16 km) |
| Tolmin to Obertraubling | 205.51 mi (330.74 km) |
| Tolmin to Obertshausen | 350.58 mi (564.20 km) |
| Tolmin to Oberursel | 365.20 mi (587.73 km) |
| Tolmin to Ochsenfurt | 293.43 mi (472.24 km) |
| Tolmin to Ochsenhausen | 220.60 mi (355.02 km) |
| Tolmin to Ochtrup | 509.77 mi (820.40 km) |
| Tolmin to Odenthal | 450.87 mi (725.60 km) |
| Tolmin to Oelde | 464.81 mi (748.04 km) |
| Tolmin to Oelsnitz | 301.07 mi (484.53 km) |
| Tolmin to Oer-Erkenschwick | 477.97 mi (769.21 km) |
