| Helston to Manerbio | 785.04 mi (1,263.40 km) |
| Helston to Manfredonia | 1,169.28 mi (1,881.77 km) |
| Helston to Maniago | 870.27 mi (1,400.56 km) |
| Helston to Mantova | 820.00 mi (1,319.66 km) |
| Helston to Maranello | 845.69 mi (1,361.01 km) |
| Helston to Marano di Napoli | 1,131.11 mi (1,820.34 km) |
| Helston to Marano Vicentino | 829.08 mi (1,334.27 km) |
| Helston to Marcianise | 1,129.76 mi (1,818.17 km) |
| Helston to Marcon | 870.85 mi (1,401.49 km) |
| Helston to Mareno di Piave | 864.16 mi (1,390.73 km) |
| Helston to Margherita di Savoia | 1,190.06 mi (1,915.22 km) |
| Helston to Mariano Comense | 733.70 mi (1,180.78 km) |
| Helston to Marigliano | 1,140.19 mi (1,834.96 km) |
| Helston to Marino | 1,032.37 mi (1,661.44 km) |
| Helston to Marostica | 837.14 mi (1,347.25 km) |
