| Siracusa to Oerlinghausen | 1,078.65 mi (1,735.92 km) |
| Siracusa to Oestrich-Winkel | 963.99 mi (1,551.39 km) |
| Siracusa to Offenburg | 870.38 mi (1,400.74 km) |
| Siracusa to Oftersheim | 913.59 mi (1,470.28 km) |
| Siracusa to Ohrdruf | 976.79 mi (1,571.99 km) |
| Siracusa to Ohringen | 886.83 mi (1,427.22 km) |
| Siracusa to Olbernhau | 944.44 mi (1,519.92 km) |
| Siracusa to Olching | 794.82 mi (1,279.14 km) |
| Siracusa to Oldenburg | 1,161.60 mi (1,869.41 km) |
| Siracusa to Oldenburg in Holstein | 1,208.77 mi (1,945.33 km) |
| Siracusa to Olfen | 1,083.13 mi (1,743.13 km) |
| Siracusa to Olpe | 1,031.05 mi (1,659.31 km) |
| Siracusa to Olsberg | 1,041.55 mi (1,676.21 km) |
| Siracusa to Oranienburg | 1,088.26 mi (1,751.39 km) |
| Siracusa to Ortenberg | 968.48 mi (1,558.62 km) |
