| Uniondale to Nuth | 3,702.42 mi (5,958.46 km) |
| Uniondale to Oegstgeest | 3,613.92 mi (5,816.04 km) |
| Uniondale to Oirschot | 3,664.01 mi (5,896.65 km) |
| Uniondale to Oisterwijk | 3,657.91 mi (5,886.83 km) |
| Uniondale to Oldebroek | 3,663.98 mi (5,896.61 km) |
| Uniondale to Oldenzaal | 3,707.90 mi (5,967.29 km) |
| Uniondale to Ommen | 3,682.57 mi (5,926.53 km) |
| Uniondale to Oosterend | 3,656.78 mi (5,885.03 km) |
| Uniondale to Oosterhout | 3,642.69 mi (5,862.34 km) |
| Uniondale to Oosterwolde | 3,665.85 mi (5,899.62 km) |
| Uniondale to Oostzaan | 3,624.37 mi (5,832.86 km) |
| Uniondale to Opmeer | 3,620.56 mi (5,826.73 km) |
| Uniondale to Oss | 3,665.94 mi (5,899.75 km) |
| Uniondale to Oud-Beijerland | 3,620.15 mi (5,826.06 km) |
| Uniondale to Oudenbosch | 3,630.68 mi (5,843.02 km) |
