| Spring Lake to Nuth | 4,176.35 mi (6,721.18 km) |
| Spring Lake to Oegstgeest | 4,089.41 mi (6,581.27 km) |
| Spring Lake to Oirschot | 4,138.69 mi (6,660.57 km) |
| Spring Lake to Oisterwijk | 4,132.69 mi (6,650.92 km) |
| Spring Lake to Oldebroek | 4,140.37 mi (6,663.29 km) |
| Spring Lake to Oldenzaal | 4,184.45 mi (6,734.22 km) |
| Spring Lake to Ommen | 4,159.23 mi (6,693.64 km) |
| Spring Lake to Oosterend | 4,134.01 mi (6,653.05 km) |
| Spring Lake to Oosterhout | 4,117.44 mi (6,626.37 km) |
| Spring Lake to Oosterwolde | 4,143.13 mi (6,667.73 km) |
| Spring Lake to Oostzaan | 4,100.39 mi (6,598.94 km) |
| Spring Lake to Opmeer | 4,097.01 mi (6,593.50 km) |
| Spring Lake to Oss | 4,141.14 mi (6,664.52 km) |
| Spring Lake to Oud-Beijerland | 4,095.01 mi (6,590.28 km) |
| Spring Lake to Oudenbosch | 4,105.21 mi (6,606.70 km) |
