| Sombor to Oberkirch | 551.48 mi (887.52 km) |
| Sombor to Obernburg am Main | 540.46 mi (869.78 km) |
| Sombor to Obernkirchen | 635.99 mi (1,023.53 km) |
| Sombor to Oberschleissheim | 394.15 mi (634.32 km) |
| Sombor to Oberstdorf | 434.09 mi (698.60 km) |
| Sombor to Obertraubling | 392.30 mi (631.35 km) |
| Sombor to Obertshausen | 559.86 mi (901.01 km) |
| Sombor to Oberursel | 574.32 mi (924.28 km) |
| Sombor to Ochsenfurt | 497.84 mi (801.20 km) |
| Sombor to Ochsenhausen | 460.27 mi (740.73 km) |
| Sombor to Ochtrup | 697.93 mi (1,123.21 km) |
| Sombor to Odenthal | 657.92 mi (1,058.83 km) |
| Sombor to Oelde | 649.76 mi (1,045.69 km) |
| Sombor to Oelsnitz | 452.77 mi (728.66 km) |
| Sombor to Oer-Erkenschwick | 674.30 mi (1,085.18 km) |
