| Rosoman to Oegstgeest | 1,101.90 mi (1,773.34 km) |
| Rosoman to Oirschot | 1,045.71 mi (1,682.91 km) |
| Rosoman to Oisterwijk | 1,052.53 mi (1,693.88 km) |
| Rosoman to Oldebroek | 1,064.57 mi (1,713.26 km) |
| Rosoman to Oldenzaal | 1,025.19 mi (1,649.88 km) |
| Rosoman to Ommen | 1,050.72 mi (1,690.97 km) |
| Rosoman to Oosterend | 1,083.69 mi (1,744.03 km) |
| Rosoman to Oosterhout | 1,067.00 mi (1,717.16 km) |
| Rosoman to Oosterwolde | 1,076.02 mi (1,731.68 km) |
| Rosoman to Oostzaan | 1,097.74 mi (1,766.65 km) |
| Rosoman to Opmeer | 1,106.61 mi (1,780.92 km) |
| Rosoman to Oss | 1,048.81 mi (1,687.89 km) |
| Rosoman to Oud-Beijerland | 1,089.91 mi (1,754.05 km) |
| Rosoman to Oudenbosch | 1,076.79 mi (1,732.92 km) |
| Rosoman to Oudewater | 1,081.39 mi (1,740.33 km) |
