| Grantham to Manerbio | 712.13 mi (1,146.06 km) |
| Grantham to Manfredonia | 1,095.04 mi (1,762.29 km) |
| Grantham to Maniago | 756.98 mi (1,218.24 km) |
| Grantham to Mantova | 743.67 mi (1,196.82 km) |
| Grantham to Maranello | 779.52 mi (1,254.52 km) |
| Grantham to Marano di Napoli | 1,081.44 mi (1,740.41 km) |
| Grantham to Marano Vicentino | 736.08 mi (1,184.60 km) |
| Grantham to Marcianise | 1,077.40 mi (1,733.91 km) |
| Grantham to Marcon | 772.22 mi (1,242.77 km) |
| Grantham to Mareno di Piave | 759.93 mi (1,222.99 km) |
| Grantham to Margherita di Savoia | 1,116.96 mi (1,797.57 km) |
| Grantham to Mariano Comense | 665.49 mi (1,070.99 km) |
| Grantham to Marigliano | 1,087.57 mi (1,750.27 km) |
| Grantham to Marino | 987.50 mi (1,589.22 km) |
| Grantham to Marostica | 741.13 mi (1,192.73 km) |
