| Herdecke to Manfredonia | 784.98 mi (1,263.31 km) |
| Herdecke to Maniago | 434.03 mi (698.50 km) |
| Herdecke to Mantova | 458.06 mi (737.18 km) |
| Herdecke to Maranello | 500.18 mi (804.96 km) |
| Herdecke to Marano di Napoli | 793.35 mi (1,276.77 km) |
| Herdecke to Marano Vicentino | 434.09 mi (698.60 km) |
| Herdecke to Marcianise | 787.08 mi (1,266.68 km) |
| Herdecke to Marcon | 461.07 mi (742.02 km) |
| Herdecke to Mareno di Piave | 444.74 mi (715.73 km) |
| Herdecke to Margherita di Savoia | 806.91 mi (1,298.60 km) |
| Herdecke to Mariano Comense | 401.85 mi (646.72 km) |
| Herdecke to Marigliano | 796.44 mi (1,281.74 km) |
| Herdecke to Marino | 710.02 mi (1,142.66 km) |
| Herdecke to Marostica | 435.58 mi (701.00 km) |
| Herdecke to Marsala | 970.89 mi (1,562.49 km) |
