| Heilbronn to Masquefa | 638.41 mi (1,027.43 km) |
| Heilbronn to Matadepera | 626.83 mi (1,008.78 km) |
| Heilbronn to Mazarron | 955.45 mi (1,537.65 km) |
| Heilbronn to Meco | 852.44 mi (1,371.87 km) |
| Heilbronn to Medina del Campo | 873.51 mi (1,405.78 km) |
| Heilbronn to Medina Sidonia | 1,160.26 mi (1,867.25 km) |
| Heilbronn to Mejorada del Campo | 862.65 mi (1,388.31 km) |
| Heilbronn to Meliana | 814.39 mi (1,310.63 km) |
| Heilbronn to Mengibar | 1,008.13 mi (1,622.43 km) |
| Heilbronn to Merida | 1,044.28 mi (1,680.61 km) |
| Heilbronn to Miajadas | 1,021.88 mi (1,644.55 km) |
| Heilbronn to Mieres | 822.67 mi (1,323.95 km) |
| Heilbronn to Miguelturra | 957.73 mi (1,541.32 km) |
| Heilbronn to Mijas | 1,111.54 mi (1,788.85 km) |
| Heilbronn to Miranda de Ebro | 733.86 mi (1,181.03 km) |
