| Santa Iria da Azoia to Opwijk | 1,056.34 mi (1,700.02 km) |
| Santa Iria da Azoia to Ostend | 1,034.07 mi (1,664.18 km) |
| Santa Iria da Azoia to Oud-Heverlee | 1,064.14 mi (1,712.56 km) |
| Santa Iria da Azoia to Oud-Turnhout | 1,097.71 mi (1,766.60 km) |
| Santa Iria da Azoia to Oudenaarde | 1,033.32 mi (1,662.97 km) |
| Santa Iria da Azoia to Oudenburg | 1,033.99 mi (1,664.04 km) |
| Santa Iria da Azoia to Oupeye | 1,088.53 mi (1,751.82 km) |
| Santa Iria da Azoia to Overijse | 1,057.60 mi (1,702.05 km) |
| Santa Iria da Azoia to Overpelt | 1,105.89 mi (1,779.75 km) |
| Santa Iria da Azoia to Paal | 1,089.73 mi (1,753.76 km) |
| Santa Iria da Azoia to Peer | 1,102.93 mi (1,775.00 km) |
| Santa Iria da Azoia to Pepinster | 1,087.47 mi (1,750.11 km) |
| Santa Iria da Azoia to Peruwelz | 1,015.69 mi (1,634.60 km) |
| Santa Iria da Azoia to Perwez | 1,058.41 mi (1,703.35 km) |
| Santa Iria da Azoia to Philippeville | 1,029.52 mi (1,656.85 km) |
