| Neckargemund to Masquefa | 641.09 mi (1,031.73 km) |
| Neckargemund to Matadepera | 629.74 mi (1,013.47 km) |
| Neckargemund to Mazarron | 957.80 mi (1,541.43 km) |
| Neckargemund to Meco | 848.98 mi (1,366.31 km) |
| Neckargemund to Medina del Campo | 867.27 mi (1,395.74 km) |
| Neckargemund to Medina Sidonia | 1,158.44 mi (1,864.32 km) |
| Neckargemund to Mejorada del Campo | 859.34 mi (1,382.97 km) |
| Neckargemund to Meliana | 816.11 mi (1,313.40 km) |
| Neckargemund to Mengibar | 1,007.13 mi (1,620.82 km) |
| Neckargemund to Merida | 1,039.63 mi (1,673.12 km) |
| Neckargemund to Miajadas | 1,017.20 mi (1,637.03 km) |
| Neckargemund to Mieres | 812.66 mi (1,307.84 km) |
| Neckargemund to Miguelturra | 955.51 mi (1,537.74 km) |
| Neckargemund to Mijas | 1,110.92 mi (1,787.86 km) |
| Neckargemund to Miranda de Ebro | 727.63 mi (1,171.00 km) |
