| Heidelberg to Monticello Conte Otto | 295.65 mi (475.80 km) |
| Heidelberg to Montichiari | 287.27 mi (462.32 km) |
| Heidelberg to Montignoso | 379.35 mi (610.51 km) |
| Heidelberg to Montopoli in Val d'Arno | 408.83 mi (657.94 km) |
| Heidelberg to Monza | 266.11 mi (428.27 km) |
| Heidelberg to Morbegno | 230.26 mi (370.57 km) |
| Heidelberg to Mori | 268.05 mi (431.38 km) |
| Heidelberg to Morlupo | 534.47 mi (860.15 km) |
| Heidelberg to Morrovalle | 480.87 mi (773.89 km) |
| Heidelberg to Mortara | 287.90 mi (463.32 km) |
| Heidelberg to Mosciano Sant'Angelo | 522.65 mi (841.13 km) |
| Heidelberg to Motta di Livenza | 309.79 mi (498.56 km) |
| Heidelberg to Motta Sant'Anastasia | 880.24 mi (1,416.61 km) |
| Heidelberg to Mottola | 729.25 mi (1,173.62 km) |
| Heidelberg to Mozzate | 258.18 mi (415.50 km) |
