| Alcanena to Nuth | 1,058.15 mi (1,702.93 km) |
| Alcanena to Oegstgeest | 1,078.92 mi (1,736.36 km) |
| Alcanena to Oirschot | 1,068.15 mi (1,719.02 km) |
| Alcanena to Oisterwijk | 1,069.29 mi (1,720.86 km) |
| Alcanena to Oldebroek | 1,133.16 mi (1,823.65 km) |
| Alcanena to Oldenzaal | 1,157.31 mi (1,862.51 km) |
| Alcanena to Ommen | 1,151.57 mi (1,853.27 km) |
| Alcanena to Oosterend | 1,165.88 mi (1,876.31 km) |
| Alcanena to Oosterhout | 1,062.18 mi (1,709.41 km) |
| Alcanena to Oosterwolde | 1,171.57 mi (1,885.46 km) |
| Alcanena to Oostzaan | 1,103.50 mi (1,775.91 km) |
| Alcanena to Opmeer | 1,119.27 mi (1,801.29 km) |
| Alcanena to Oss | 1,087.83 mi (1,750.70 km) |
| Alcanena to Oud-Beijerland | 1,057.95 mi (1,702.61 km) |
| Alcanena to Oudenbosch | 1,049.77 mi (1,689.44 km) |
