| Backa Palanka to Oerlinghausen | 673.85 mi (1,084.46 km) |
| Backa Palanka to Oestrich-Winkel | 623.12 mi (1,002.82 km) |
| Backa Palanka to Offenburg | 584.84 mi (941.21 km) |
| Backa Palanka to Oftersheim | 580.39 mi (934.05 km) |
| Backa Palanka to Ohrdruf | 555.06 mi (893.29 km) |
| Backa Palanka to Ohringen | 538.15 mi (866.06 km) |
| Backa Palanka to Olbernhau | 467.49 mi (752.35 km) |
| Backa Palanka to Olching | 433.42 mi (697.52 km) |
| Backa Palanka to Oldenburg | 741.66 mi (1,193.59 km) |
| Backa Palanka to Oldenburg in Holstein | 730.54 mi (1,175.69 km) |
| Backa Palanka to Olfen | 707.34 mi (1,138.35 km) |
| Backa Palanka to Olpe | 664.51 mi (1,069.42 km) |
| Backa Palanka to Olsberg | 654.10 mi (1,052.67 km) |
| Backa Palanka to Oranienburg | 588.46 mi (947.04 km) |
| Backa Palanka to Ortenberg | 594.88 mi (957.36 km) |
