| Backa Palanka to Opwijk | 803.31 mi (1,292.81 km) |
| Backa Palanka to Ostend | 860.80 mi (1,385.33 km) |
| Backa Palanka to Oud-Heverlee | 780.32 mi (1,255.81 km) |
| Backa Palanka to Oud-Turnhout | 782.19 mi (1,258.81 km) |
| Backa Palanka to Oudenaarde | 823.65 mi (1,325.53 km) |
| Backa Palanka to Oudenburg | 856.46 mi (1,378.34 km) |
| Backa Palanka to Oupeye | 737.94 mi (1,187.60 km) |
| Backa Palanka to Overijse | 784.27 mi (1,262.16 km) |
| Backa Palanka to Overpelt | 762.36 mi (1,226.90 km) |
| Backa Palanka to Paal | 766.33 mi (1,233.28 km) |
| Backa Palanka to Peer | 758.29 mi (1,220.35 km) |
| Backa Palanka to Pepinster | 726.89 mi (1,169.81 km) |
| Backa Palanka to Peruwelz | 816.03 mi (1,313.28 km) |
| Backa Palanka to Perwez | 768.60 mi (1,236.94 km) |
| Backa Palanka to Philippeville | 768.45 mi (1,236.70 km) |
