| Petal to Nuth | 4,778.42 mi (7,690.13 km) |
| Petal to Oegstgeest | 4,687.46 mi (7,543.74 km) |
| Petal to Oirschot | 4,738.89 mi (7,626.50 km) |
| Petal to Oisterwijk | 4,732.63 mi (7,616.43 km) |
| Petal to Oldebroek | 4,735.63 mi (7,621.27 km) |
| Petal to Oldenzaal | 4,779.14 mi (7,691.28 km) |
| Petal to Ommen | 4,753.60 mi (7,650.17 km) |
| Petal to Oosterend | 4,726.50 mi (7,606.57 km) |
| Petal to Oosterhout | 4,717.49 mi (7,592.06 km) |
| Petal to Oosterwolde | 4,735.43 mi (7,620.93 km) |
| Petal to Oostzaan | 4,696.85 mi (7,558.86 km) |
| Petal to Opmeer | 4,692.17 mi (7,551.31 km) |
| Petal to Oss | 4,739.92 mi (7,628.16 km) |
| Petal to Oud-Beijerland | 4,694.78 mi (7,555.52 km) |
| Petal to Oudenbosch | 4,705.86 mi (7,573.34 km) |
