| Nikaia to Oegstgeest | 1,348.05 mi (2,169.48 km) |
| Nikaia to Oirschot | 1,290.64 mi (2,077.09 km) |
| Nikaia to Oisterwijk | 1,297.61 mi (2,088.30 km) |
| Nikaia to Oldebroek | 1,314.33 mi (2,115.21 km) |
| Nikaia to Oldenzaal | 1,276.36 mi (2,054.10 km) |
| Nikaia to Ommen | 1,301.61 mi (2,094.74 km) |
| Nikaia to Oosterend | 1,335.49 mi (2,149.26 km) |
| Nikaia to Oosterhout | 1,311.65 mi (2,110.90 km) |
| Nikaia to Oosterwolde | 1,328.15 mi (2,137.44 km) |
| Nikaia to Oostzaan | 1,345.62 mi (2,165.56 km) |
| Nikaia to Opmeer | 1,355.56 mi (2,181.56 km) |
| Nikaia to Oss | 1,295.29 mi (2,084.56 km) |
| Nikaia to Oud-Beijerland | 1,334.42 mi (2,147.54 km) |
| Nikaia to Oudenbosch | 1,320.54 mi (2,125.21 km) |
| Nikaia to Oudewater | 1,327.63 mi (2,136.61 km) |
