| Heidelberg to Mendicino | 792.00 mi (1,274.60 km) |
| Heidelberg to Menfi | 842.91 mi (1,356.54 km) |
| Heidelberg to Mentana | 545.17 mi (877.36 km) |
| Heidelberg to Merano | 220.79 mi (355.32 km) |
| Heidelberg to Merate | 258.96 mi (416.76 km) |
| Heidelberg to Mercato San Severino | 664.97 mi (1,070.16 km) |
| Heidelberg to Mercogliano | 655.65 mi (1,055.17 km) |
| Heidelberg to Mesagne | 754.40 mi (1,214.09 km) |
| Heidelberg to Messina | 846.22 mi (1,361.86 km) |
| Heidelberg to Mestre | 317.17 mi (510.44 km) |
| Heidelberg to Mestrino | 308.86 mi (497.07 km) |
| Heidelberg to Milan | 273.80 mi (440.64 km) |
| Heidelberg to Milazzo | 838.54 mi (1,349.50 km) |
| Heidelberg to Minerbio | 356.02 mi (572.96 km) |
| Heidelberg to Minervino Murge | 676.43 mi (1,088.61 km) |
