| Grudziadz to Masquefa | 1,139.36 mi (1,833.63 km) |
| Grudziadz to Matadepera | 1,127.24 mi (1,814.11 km) |
| Grudziadz to Mazarron | 1,455.50 mi (2,342.41 km) |
| Grudziadz to Meco | 1,361.13 mi (2,190.52 km) |
| Grudziadz to Medina del Campo | 1,380.02 mi (2,220.93 km) |
| Grudziadz to Medina Sidonia | 1,668.21 mi (2,684.72 km) |
| Grudziadz to Mejorada del Campo | 1,371.34 mi (2,206.97 km) |
| Grudziadz to Meliana | 1,316.80 mi (2,119.18 km) |
| Grudziadz to Mengibar | 1,515.28 mi (2,438.61 km) |
| Grudziadz to Merida | 1,552.55 mi (2,498.59 km) |
| Grudziadz to Miajadas | 1,530.13 mi (2,462.50 km) |
| Grudziadz to Mieres | 1,319.52 mi (2,123.57 km) |
| Grudziadz to Miguelturra | 1,466.07 mi (2,359.41 km) |
| Grudziadz to Mijas | 1,618.03 mi (2,603.97 km) |
| Grudziadz to Miranda de Ebro | 1,240.43 mi (1,996.28 km) |
