| Mairena del Alcor to Opwijk | 1,058.24 mi (1,703.08 km) |
| Mairena del Alcor to Ostend | 1,047.10 mi (1,685.14 km) |
| Mairena del Alcor to Oud-Heverlee | 1,061.59 mi (1,708.46 km) |
| Mairena del Alcor to Oud-Turnhout | 1,097.12 mi (1,765.64 km) |
| Mairena del Alcor to Oudenaarde | 1,038.40 mi (1,671.14 km) |
| Mairena del Alcor to Oudenburg | 1,046.09 mi (1,683.53 km) |
| Mairena del Alcor to Oupeye | 1,078.44 mi (1,735.58 km) |
| Mairena del Alcor to Overijse | 1,055.54 mi (1,698.72 km) |
| Mairena del Alcor to Overpelt | 1,101.65 mi (1,772.93 km) |
| Mairena del Alcor to Paal | 1,085.57 mi (1,747.06 km) |
| Mairena del Alcor to Peer | 1,097.75 mi (1,766.65 km) |
| Mairena del Alcor to Pepinster | 1,075.00 mi (1,730.04 km) |
| Mairena del Alcor to Peruwelz | 1,018.10 mi (1,638.48 km) |
| Mairena del Alcor to Perwez | 1,053.04 mi (1,694.71 km) |
| Mairena del Alcor to Philippeville | 1,022.19 mi (1,645.06 km) |
