| Mairena del Aljarafe to Opwijk | 1,067.95 mi (1,718.70 km) |
| Mairena del Aljarafe to Ostend | 1,055.94 mi (1,699.38 km) |
| Mairena del Aljarafe to Oud-Heverlee | 1,071.63 mi (1,724.63 km) |
| Mairena del Aljarafe to Oud-Turnhout | 1,107.06 mi (1,781.65 km) |
| Mairena del Aljarafe to Oudenaarde | 1,047.84 mi (1,686.33 km) |
| Mairena del Aljarafe to Oudenburg | 1,055.01 mi (1,697.87 km) |
| Mairena del Aljarafe to Oupeye | 1,089.06 mi (1,752.67 km) |
| Mairena del Aljarafe to Overijse | 1,065.54 mi (1,714.82 km) |
| Mairena del Aljarafe to Overpelt | 1,111.87 mi (1,789.38 km) |
| Mairena del Aljarafe to Paal | 1,095.77 mi (1,763.47 km) |
| Mairena del Aljarafe to Peer | 1,108.04 mi (1,783.21 km) |
| Mairena del Aljarafe to Pepinster | 1,085.79 mi (1,747.41 km) |
| Mairena del Aljarafe to Peruwelz | 1,027.72 mi (1,653.95 km) |
| Mairena del Aljarafe to Perwez | 1,063.29 mi (1,711.20 km) |
| Mairena del Aljarafe to Philippeville | 1,032.53 mi (1,661.70 km) |
