| Alpu to Nuth | 1,429.80 mi (2,301.04 km) |
| Alpu to Oegstgeest | 1,520.36 mi (2,446.78 km) |
| Alpu to Oirschot | 1,468.85 mi (2,363.89 km) |
| Alpu to Oisterwijk | 1,475.08 mi (2,373.92 km) |
| Alpu to Oldebroek | 1,473.39 mi (2,371.20 km) |
| Alpu to Oldenzaal | 1,430.41 mi (2,302.02 km) |
| Alpu to Ommen | 1,456.10 mi (2,343.37 km) |
| Alpu to Oosterend | 1,484.72 mi (2,389.42 km) |
| Alpu to Oosterhout | 1,490.24 mi (2,398.31 km) |
| Alpu to Oosterwolde | 1,476.03 mi (2,375.45 km) |
| Alpu to Oostzaan | 1,511.47 mi (2,432.47 km) |
| Alpu to Opmeer | 1,516.81 mi (2,441.08 km) |
| Alpu to Oss | 1,467.81 mi (2,362.22 km) |
| Alpu to Oud-Beijerland | 1,512.92 mi (2,434.82 km) |
| Alpu to Oudenbosch | 1,501.96 mi (2,417.17 km) |
