| Grudziadz to Montilla | 1,563.88 mi (2,516.83 km) |
| Grudziadz to Montmelo | 1,122.85 mi (1,807.05 km) |
| Grudziadz to Montornes del Valles | 1,122.88 mi (1,807.11 km) |
| Grudziadz to Montoro | 1,531.89 mi (2,465.35 km) |
| Grudziadz to Monzon | 1,170.41 mi (1,883.60 km) |
| Grudziadz to Mora | 1,422.12 mi (2,288.68 km) |
| Grudziadz to Moralzarzal | 1,377.47 mi (2,216.83 km) |
| Grudziadz to Moron de la Frontera | 1,616.63 mi (2,601.72 km) |
| Grudziadz to Mostoles | 1,391.40 mi (2,239.24 km) |
| Grudziadz to Motril | 1,573.24 mi (2,531.88 km) |
| Grudziadz to Muchamiel | 1,382.27 mi (2,224.55 km) |
| Grudziadz to Mula | 1,435.95 mi (2,310.93 km) |
| Grudziadz to Munguia | 1,205.20 mi (1,939.58 km) |
| Grudziadz to Murcia | 1,427.78 mi (2,297.79 km) |
| Grudziadz to Muro del Alcoy | 1,361.30 mi (2,190.80 km) |
