| Plonsk to Montilla | 1,588.40 mi (2,556.28 km) |
| Plonsk to Montmelo | 1,140.20 mi (1,834.97 km) |
| Plonsk to Montornes del Valles | 1,140.15 mi (1,834.89 km) |
| Plonsk to Montoro | 1,556.90 mi (2,505.59 km) |
| Plonsk to Monzon | 1,195.12 mi (1,923.37 km) |
| Plonsk to Mora | 1,450.13 mi (2,333.76 km) |
| Plonsk to Moralzarzal | 1,408.80 mi (2,267.25 km) |
| Plonsk to Moron de la Frontera | 1,641.94 mi (2,642.45 km) |
| Plonsk to Mostoles | 1,421.49 mi (2,287.66 km) |
| Plonsk to Motril | 1,593.01 mi (2,563.69 km) |
| Plonsk to Muchamiel | 1,398.10 mi (2,250.02 km) |
| Plonsk to Mula | 1,453.67 mi (2,339.45 km) |
| Plonsk to Munguia | 1,242.64 mi (1,999.83 km) |
| Plonsk to Murcia | 1,444.38 mi (2,324.50 km) |
| Plonsk to Muro del Alcoy | 1,378.09 mi (2,217.83 km) |
