| Petilia Policastro to Oegstgeest | 1,077.91 mi (1,734.73 km) |
| Petilia Policastro to Oirschot | 1,018.80 mi (1,639.60 km) |
| Petilia Policastro to Oisterwijk | 1,025.98 mi (1,651.16 km) |
| Petilia Policastro to Oldebroek | 1,057.39 mi (1,701.70 km) |
| Petilia Policastro to Oldenzaal | 1,026.23 mi (1,651.56 km) |
| Petilia Policastro to Ommen | 1,049.43 mi (1,688.89 km) |
| Petilia Policastro to Oosterend | 1,085.70 mi (1,747.26 km) |
| Petilia Policastro to Oosterhout | 1,038.27 mi (1,670.94 km) |
| Petilia Policastro to Oosterwolde | 1,079.97 mi (1,738.05 km) |
| Petilia Policastro to Oostzaan | 1,081.04 mi (1,739.76 km) |
| Petilia Policastro to Opmeer | 1,094.29 mi (1,761.09 km) |
| Petilia Policastro to Oss | 1,028.00 mi (1,654.41 km) |
| Petilia Policastro to Oud-Beijerland | 1,059.85 mi (1,705.66 km) |
| Petilia Policastro to Oudenbosch | 1,044.30 mi (1,680.64 km) |
| Petilia Policastro to Oudewater | 1,058.42 mi (1,703.37 km) |
