| Siracusa to Oegstgeest | 1,169.09 mi (1,881.47 km) |
| Siracusa to Oirschot | 1,110.36 mi (1,786.95 km) |
| Siracusa to Oisterwijk | 1,117.49 mi (1,798.43 km) |
| Siracusa to Oldebroek | 1,155.93 mi (1,860.29 km) |
| Siracusa to Oldenzaal | 1,128.79 mi (1,816.61 km) |
| Siracusa to Ommen | 1,150.48 mi (1,851.53 km) |
| Siracusa to Oosterend | 1,187.15 mi (1,910.54 km) |
| Siracusa to Oosterhout | 1,128.53 mi (1,816.19 km) |
| Siracusa to Oosterwolde | 1,182.31 mi (1,902.75 km) |
| Siracusa to Oostzaan | 1,175.15 mi (1,891.22 km) |
| Siracusa to Opmeer | 1,189.87 mi (1,914.90 km) |
| Siracusa to Oss | 1,121.83 mi (1,805.41 km) |
| Siracusa to Oud-Beijerland | 1,148.94 mi (1,849.05 km) |
| Siracusa to Oudenbosch | 1,132.79 mi (1,823.05 km) |
| Siracusa to Oudewater | 1,150.54 mi (1,851.62 km) |
