| Heidelberg to Marsciano | 481.15 mi (774.33 km) |
| Heidelberg to Martano | 789.98 mi (1,271.35 km) |
| Heidelberg to Martellago | 311.87 mi (501.91 km) |
| Heidelberg to Martina Franca | 733.52 mi (1,180.48 km) |
| Heidelberg to Martinengo | 270.23 mi (434.90 km) |
| Heidelberg to Martinsicuro | 515.19 mi (829.12 km) |
| Heidelberg to Mascali | 868.14 mi (1,397.13 km) |
| Heidelberg to Mascalucia | 877.36 mi (1,411.97 km) |
| Heidelberg to Masera di Padova | 319.27 mi (513.82 km) |
| Heidelberg to Maserada sul Piave | 303.78 mi (488.89 km) |
| Heidelberg to Massa | 377.94 mi (608.24 km) |
| Heidelberg to Massa Lombarda | 372.95 mi (600.21 km) |
| Heidelberg to Massafra | 734.46 mi (1,182.00 km) |
| Heidelberg to Massalubrense | 666.91 mi (1,073.28 km) |
| Heidelberg to Massarosa | 391.03 mi (629.31 km) |
