| Golubac to Oberkirch | 695.69 mi (1,119.60 km) |
| Golubac to Obernburg am Main | 685.48 mi (1,103.17 km) |
| Golubac to Obernkirchen | 776.16 mi (1,249.10 km) |
| Golubac to Oberschleissheim | 539.17 mi (867.71 km) |
| Golubac to Oberstdorf | 576.28 mi (927.44 km) |
| Golubac to Obertraubling | 537.10 mi (864.39 km) |
| Golubac to Obertshausen | 704.78 mi (1,134.24 km) |
| Golubac to Oberursel | 719.20 mi (1,157.43 km) |
| Golubac to Ochsenfurt | 642.76 mi (1,034.42 km) |
| Golubac to Ochsenhausen | 604.32 mi (972.57 km) |
| Golubac to Ochtrup | 840.43 mi (1,352.55 km) |
| Golubac to Odenthal | 802.44 mi (1,291.40 km) |
| Golubac to Oelde | 792.20 mi (1,274.93 km) |
| Golubac to Oelsnitz | 593.76 mi (955.56 km) |
| Golubac to Oer-Erkenschwick | 817.84 mi (1,316.19 km) |
