| Miercurea-Ciuc to Masquefa | 1,234.50 mi (1,986.74 km) |
| Miercurea-Ciuc to Matadepera | 1,221.74 mi (1,966.20 km) |
| Miercurea-Ciuc to Mazarron | 1,508.93 mi (2,428.39 km) |
| Miercurea-Ciuc to Meco | 1,505.46 mi (2,422.80 km) |
| Miercurea-Ciuc to Medina del Campo | 1,560.00 mi (2,510.59 km) |
| Miercurea-Ciuc to Medina Sidonia | 1,765.08 mi (2,840.62 km) |
| Miercurea-Ciuc to Mejorada del Campo | 1,512.94 mi (2,434.85 km) |
| Miercurea-Ciuc to Meliana | 1,396.65 mi (2,247.68 km) |
| Miercurea-Ciuc to Mengibar | 1,611.92 mi (2,594.13 km) |
| Miercurea-Ciuc to Merida | 1,699.53 mi (2,735.13 km) |
| Miercurea-Ciuc to Miajadas | 1,678.80 mi (2,701.77 km) |
| Miercurea-Ciuc to Mieres | 1,552.36 mi (2,498.28 km) |
| Miercurea-Ciuc to Miguelturra | 1,584.56 mi (2,550.10 km) |
| Miercurea-Ciuc to Mijas | 1,700.20 mi (2,736.21 km) |
| Miercurea-Ciuc to Miranda de Ebro | 1,429.98 mi (2,301.33 km) |
