| Ziar nad Hronom to Nuth | 600.45 mi (966.33 km) |
| Ziar nad Hronom to Oegstgeest | 679.73 mi (1,093.91 km) |
| Ziar nad Hronom to Oirschot | 633.46 mi (1,019.45 km) |
| Ziar nad Hronom to Oisterwijk | 638.97 mi (1,028.33 km) |
| Ziar nad Hronom to Oldebroek | 627.75 mi (1,010.27 km) |
| Ziar nad Hronom to Oldenzaal | 583.74 mi (939.44 km) |
| Ziar nad Hronom to Ommen | 609.06 mi (980.19 km) |
| Ziar nad Hronom to Oosterend | 635.50 mi (1,022.73 km) |
| Ziar nad Hronom to Oosterhout | 654.25 mi (1,052.91 km) |
| Ziar nad Hronom to Oosterwolde | 626.56 mi (1,008.36 km) |
| Ziar nad Hronom to Oostzaan | 667.88 mi (1,074.85 km) |
| Ziar nad Hronom to Opmeer | 671.13 mi (1,080.09 km) |
| Ziar nad Hronom to Oss | 628.97 mi (1,012.24 km) |
| Ziar nad Hronom to Oud-Beijerland | 676.06 mi (1,088.01 km) |
| Ziar nad Hronom to Oudenbosch | 667.34 mi (1,073.99 km) |
