| Povoa de Santa Iria to Nuth | 1,104.55 mi (1,777.61 km) |
| Povoa de Santa Iria to Oegstgeest | 1,125.84 mi (1,811.86 km) |
| Povoa de Santa Iria to Oirschot | 1,114.84 mi (1,794.16 km) |
| Povoa de Santa Iria to Oisterwijk | 1,116.01 mi (1,796.05 km) |
| Povoa de Santa Iria to Oldebroek | 1,179.97 mi (1,898.97 km) |
| Povoa de Santa Iria to Oldenzaal | 1,203.95 mi (1,937.57 km) |
| Povoa de Santa Iria to Ommen | 1,198.32 mi (1,928.52 km) |
| Povoa de Santa Iria to Oosterend | 1,212.76 mi (1,951.75 km) |
| Povoa de Santa Iria to Oosterhout | 1,108.96 mi (1,784.70 km) |
| Povoa de Santa Iria to Oosterwolde | 1,218.42 mi (1,960.87 km) |
| Povoa de Santa Iria to Oostzaan | 1,150.41 mi (1,851.41 km) |
| Povoa de Santa Iria to Opmeer | 1,166.20 mi (1,876.82 km) |
| Povoa de Santa Iria to Oss | 1,134.55 mi (1,825.88 km) |
| Povoa de Santa Iria to Oud-Beijerland | 1,104.82 mi (1,778.04 km) |
| Povoa de Santa Iria to Oudenbosch | 1,096.58 mi (1,764.78 km) |
