| Palermo to Oegstgeest | 1,062.35 mi (1,709.69 km) |
| Palermo to Oirschot | 1,004.19 mi (1,616.09 km) |
| Palermo to Oisterwijk | 1,011.25 mi (1,627.45 km) |
| Palermo to Oldebroek | 1,053.37 mi (1,695.23 km) |
| Palermo to Oldenzaal | 1,028.85 mi (1,655.78 km) |
| Palermo to Ommen | 1,049.47 mi (1,688.95 km) |
| Palermo to Oosterend | 1,086.13 mi (1,747.96 km) |
| Palermo to Oosterhout | 1,021.55 mi (1,644.03 km) |
| Palermo to Oosterwolde | 1,081.87 mi (1,741.11 km) |
| Palermo to Oostzaan | 1,069.94 mi (1,721.91 km) |
| Palermo to Opmeer | 1,085.38 mi (1,746.75 km) |
| Palermo to Oss | 1,016.81 mi (1,636.40 km) |
| Palermo to Oud-Beijerland | 1,041.24 mi (1,675.72 km) |
| Palermo to Oudenbosch | 1,024.88 mi (1,649.39 km) |
| Palermo to Oudewater | 1,044.40 mi (1,680.81 km) |
