| Balvi to Oberkirch | 990.91 mi (1,594.71 km) |
| Balvi to Obernburg am Main | 894.62 mi (1,439.75 km) |
| Balvi to Obernkirchen | 795.03 mi (1,279.47 km) |
| Balvi to Oberschleissheim | 895.01 mi (1,440.39 km) |
| Balvi to Oberstdorf | 977.96 mi (1,573.88 km) |
| Balvi to Obertraubling | 839.80 mi (1,351.53 km) |
| Balvi to Obertshausen | 894.81 mi (1,440.06 km) |
| Balvi to Oberursel | 897.51 mi (1,444.41 km) |
| Balvi to Ochsenfurt | 872.70 mi (1,404.48 km) |
| Balvi to Ochsenhausen | 953.84 mi (1,535.06 km) |
| Balvi to Ochtrup | 866.72 mi (1,394.86 km) |
| Balvi to Odenthal | 913.68 mi (1,470.42 km) |
| Balvi to Oelde | 845.80 mi (1,361.18 km) |
| Balvi to Oelsnitz | 768.36 mi (1,236.55 km) |
| Balvi to Oer-Erkenschwick | 885.23 mi (1,424.64 km) |
