| Reading to Masanasa | 832.75 mi (1,340.18 km) |
| Reading to Masquefa | 700.05 mi (1,126.62 km) |
| Reading to Matadepera | 695.21 mi (1,118.83 km) |
| Reading to Mazarron | 957.49 mi (1,540.94 km) |
| Reading to Meco | 761.45 mi (1,225.43 km) |
| Reading to Medina del Campo | 726.06 mi (1,168.47 km) |
| Reading to Medina Sidonia | 1,063.70 mi (1,711.86 km) |
| Reading to Mejorada del Campo | 772.63 mi (1,243.43 km) |
| Reading to Meliana | 824.62 mi (1,327.10 km) |
| Reading to Mengibar | 941.94 mi (1,515.91 km) |
| Reading to Merida | 905.22 mi (1,456.82 km) |
| Reading to Miajadas | 884.89 mi (1,424.09 km) |
| Reading to Mieres | 609.44 mi (980.79 km) |
| Reading to Miguelturra | 874.69 mi (1,407.68 km) |
| Reading to Mijas | 1,041.97 mi (1,676.88 km) |
