| Backa Palanka to Nuth | 734.88 mi (1,182.67 km) |
| Backa Palanka to Oegstgeest | 829.86 mi (1,335.53 km) |
| Backa Palanka to Oirschot | 775.94 mi (1,248.75 km) |
| Backa Palanka to Oisterwijk | 782.45 mi (1,259.23 km) |
| Backa Palanka to Oldebroek | 787.90 mi (1,267.99 km) |
| Backa Palanka to Oldenzaal | 746.86 mi (1,201.95 km) |
| Backa Palanka to Ommen | 772.60 mi (1,243.39 km) |
| Backa Palanka to Oosterend | 804.19 mi (1,294.22 km) |
| Backa Palanka to Oosterhout | 797.38 mi (1,283.26 km) |
| Backa Palanka to Oosterwolde | 796.14 mi (1,281.26 km) |
| Backa Palanka to Oostzaan | 823.38 mi (1,325.10 km) |
| Backa Palanka to Opmeer | 830.74 mi (1,336.95 km) |
| Backa Palanka to Oss | 776.78 mi (1,250.11 km) |
| Backa Palanka to Oud-Beijerland | 820.27 mi (1,320.09 km) |
| Backa Palanka to Oudenbosch | 808.34 mi (1,300.90 km) |
