| Varena to Oberkirch | 809.45 mi (1,302.69 km) |
| Varena to Obernburg am Main | 720.22 mi (1,159.09 km) |
| Varena to Obernkirchen | 651.62 mi (1,048.68 km) |
| Varena to Oberschleissheim | 695.57 mi (1,119.41 km) |
| Varena to Oberstdorf | 778.78 mi (1,253.33 km) |
| Varena to Obertraubling | 642.74 mi (1,034.39 km) |
| Varena to Obertshausen | 724.26 mi (1,165.58 km) |
| Varena to Oberursel | 729.64 mi (1,174.24 km) |
| Varena to Ochsenfurt | 691.94 mi (1,113.57 km) |
| Varena to Ochsenhausen | 760.46 mi (1,223.85 km) |
| Varena to Ochtrup | 730.53 mi (1,175.67 km) |
| Varena to Odenthal | 762.10 mi (1,226.49 km) |
| Varena to Oelde | 700.25 mi (1,126.94 km) |
| Varena to Oelsnitz | 584.83 mi (941.20 km) |
| Varena to Oer-Erkenschwick | 740.91 mi (1,192.39 km) |
