| Siracusa to Opwijk | 1,104.66 mi (1,777.78 km) |
| Siracusa to Ostend | 1,150.94 mi (1,852.26 km) |
| Siracusa to Oud-Heverlee | 1,085.37 mi (1,746.74 km) |
| Siracusa to Oud-Turnhout | 1,106.40 mi (1,780.58 km) |
| Siracusa to Oudenaarde | 1,112.54 mi (1,790.46 km) |
| Siracusa to Oudenburg | 1,146.51 mi (1,845.12 km) |
| Siracusa to Oupeye | 1,055.61 mi (1,698.83 km) |
| Siracusa to Overijse | 1,085.66 mi (1,747.20 km) |
| Siracusa to Overpelt | 1,090.90 mi (1,755.63 km) |
| Siracusa to Paal | 1,085.75 mi (1,747.34 km) |
| Siracusa to Peer | 1,085.09 mi (1,746.28 km) |
| Siracusa to Pepinster | 1,043.32 mi (1,679.06 km) |
| Siracusa to Peruwelz | 1,094.34 mi (1,761.17 km) |
| Siracusa to Perwez | 1,069.71 mi (1,721.54 km) |
| Siracusa to Philippeville | 1,051.80 mi (1,692.72 km) |
