| Alcantarilla to Nuth | 959.28 mi (1,543.81 km) |
| Alcantarilla to Oegstgeest | 1,019.41 mi (1,640.58 km) |
| Alcantarilla to Oirschot | 986.80 mi (1,588.10 km) |
| Alcantarilla to Oisterwijk | 990.63 mi (1,594.26 km) |
| Alcantarilla to Oldebroek | 1,057.23 mi (1,701.44 km) |
| Alcantarilla to Oldenzaal | 1,065.97 mi (1,715.52 km) |
| Alcantarilla to Ommen | 1,069.77 mi (1,721.63 km) |
| Alcantarilla to Oosterend | 1,095.36 mi (1,762.81 km) |
| Alcantarilla to Oosterhout | 989.41 mi (1,592.30 km) |
| Alcantarilla to Oosterwolde | 1,097.97 mi (1,767.02 km) |
| Alcantarilla to Oostzaan | 1,041.33 mi (1,675.86 km) |
| Alcantarilla to Opmeer | 1,059.68 mi (1,705.40 km) |
| Alcantarilla to Oss | 1,007.34 mi (1,621.16 km) |
| Alcantarilla to Oud-Beijerland | 994.43 mi (1,600.39 km) |
| Alcantarilla to Oudenbosch | 981.19 mi (1,579.08 km) |
