| Middlesex to Masanasa | 3,799.63 mi (6,114.91 km) |
| Middlesex to Masquefa | 3,838.53 mi (6,177.51 km) |
| Middlesex to Matadepera | 3,845.20 mi (6,188.24 km) |
| Middlesex to Mazarron | 3,812.98 mi (6,136.40 km) |
| Middlesex to Meco | 3,625.66 mi (5,834.93 km) |
| Middlesex to Medina del Campo | 3,528.75 mi (5,678.97 km) |
| Middlesex to Medina Sidonia | 3,623.08 mi (5,830.79 km) |
| Middlesex to Mejorada del Campo | 3,627.41 mi (5,837.75 km) |
| Middlesex to Meliana | 3,798.28 mi (6,112.75 km) |
| Middlesex to Mengibar | 3,680.06 mi (5,922.49 km) |
| Middlesex to Merida | 3,529.05 mi (5,679.45 km) |
| Middlesex to Miajadas | 3,534.73 mi (5,688.60 km) |
| Middlesex to Mieres | 3,435.87 mi (5,529.50 km) |
| Middlesex to Miguelturra | 3,642.77 mi (5,862.46 km) |
| Middlesex to Mijas | 3,682.37 mi (5,926.19 km) |
