| Fort Collins to Manerbio | 5,278.03 mi (8,494.17 km) |
| Fort Collins to Manfredonia | 5,664.22 mi (9,115.68 km) |
| Fort Collins to Maniago | 5,325.48 mi (8,570.54 km) |
| Fort Collins to Mantova | 5,310.88 mi (8,547.04 km) |
| Fort Collins to Maranello | 5,344.17 mi (8,600.62 km) |
| Fort Collins to Marano di Napoli | 5,642.32 mi (9,080.44 km) |
| Fort Collins to Marano Vicentino | 5,305.88 mi (8,538.99 km) |
| Fort Collins to Marcianise | 5,639.56 mi (9,076.00 km) |
| Fort Collins to Marcon | 5,342.21 mi (8,597.46 km) |
| Fort Collins to Mareno di Piave | 5,329.67 mi (8,577.27 km) |
| Fort Collins to Margherita di Savoia | 5,686.04 mi (9,150.79 km) |
| Fort Collins to Mariano Comense | 5,229.14 mi (8,415.49 km) |
| Fort Collins to Marigliano | 5,649.93 mi (9,092.68 km) |
| Fort Collins to Marino | 5,545.00 mi (8,923.82 km) |
| Fort Collins to Marostica | 5,311.10 mi (8,547.39 km) |
