| Le Portel to Montilla | 956.68 mi (1,539.63 km) |
| Le Portel to Montmelo | 633.16 mi (1,018.98 km) |
| Le Portel to Montornes del Valles | 633.92 mi (1,020.19 km) |
| Le Portel to Montoro | 924.09 mi (1,487.17 km) |
| Le Portel to Monzon | 611.34 mi (983.85 km) |
| Le Portel to Mora | 804.37 mi (1,294.51 km) |
| Le Portel to Moralzarzal | 742.42 mi (1,194.82 km) |
| Le Portel to Moron de la Frontera | 1,000.49 mi (1,610.13 km) |
| Le Portel to Mostoles | 763.06 mi (1,228.02 km) |
| Le Portel to Motril | 996.63 mi (1,603.92 km) |
| Le Portel to Muchamiel | 855.08 mi (1,376.12 km) |
| Le Portel to Mula | 887.83 mi (1,428.83 km) |
| Le Portel to Munguia | 548.73 mi (883.09 km) |
| Le Portel to Murcia | 888.84 mi (1,430.45 km) |
| Le Portel to Muro del Alcoy | 829.87 mi (1,335.55 km) |
