| Palazzolo Acreide to Oegstgeest | 1,161.30 mi (1,868.93 km) |
| Palazzolo Acreide to Oirschot | 1,102.70 mi (1,774.62 km) |
| Palazzolo Acreide to Oisterwijk | 1,109.82 mi (1,786.08 km) |
| Palazzolo Acreide to Oldebroek | 1,149.22 mi (1,849.50 km) |
| Palazzolo Acreide to Oldenzaal | 1,122.72 mi (1,806.84 km) |
| Palazzolo Acreide to Ommen | 1,144.16 mi (1,841.35 km) |
| Palazzolo Acreide to Oosterend | 1,180.85 mi (1,900.39 km) |
| Palazzolo Acreide to Oosterhout | 1,120.66 mi (1,803.52 km) |
| Palazzolo Acreide to Oosterwolde | 1,176.15 mi (1,892.83 km) |
| Palazzolo Acreide to Oostzaan | 1,167.77 mi (1,879.34 km) |
| Palazzolo Acreide to Opmeer | 1,182.68 mi (1,903.34 km) |
| Palazzolo Acreide to Oss | 1,114.47 mi (1,793.57 km) |
| Palazzolo Acreide to Oud-Beijerland | 1,140.89 mi (1,836.08 km) |
| Palazzolo Acreide to Oudenbosch | 1,124.67 mi (1,809.98 km) |
| Palazzolo Acreide to Oudewater | 1,142.90 mi (1,839.33 km) |
