| Marum to Montilla | 1,195.53 mi (1,924.02 km) |
| Marum to Montmelo | 822.59 mi (1,323.83 km) |
| Marum to Montornes del Valles | 823.10 mi (1,324.66 km) |
| Marum to Montoro | 1,162.64 mi (1,871.10 km) |
| Marum to Monzon | 825.99 mi (1,329.31 km) |
| Marum to Mora | 1,043.88 mi (1,679.96 km) |
| Marum to Moralzarzal | 985.86 mi (1,586.59 km) |
| Marum to Moron de la Frontera | 1,242.34 mi (1,999.35 km) |
| Marum to Mostoles | 1,004.92 mi (1,617.26 km) |
| Marum to Motril | 1,227.32 mi (1,975.17 km) |
| Marum to Muchamiel | 1,067.16 mi (1,717.43 km) |
| Marum to Mula | 1,107.62 mi (1,782.54 km) |
| Marum to Munguia | 794.73 mi (1,279.00 km) |
| Marum to Murcia | 1,105.69 mi (1,779.44 km) |
| Marum to Muro del Alcoy | 1,042.64 mi (1,677.97 km) |
