| Fort Collins to Mancha Real | 5,098.74 mi (8,205.63 km) |
| Fort Collins to Manilva | 5,089.44 mi (8,190.67 km) |
| Fort Collins to Manises | 5,155.12 mi (8,296.37 km) |
| Fort Collins to Manlleu | 5,150.07 mi (8,288.23 km) |
| Fort Collins to Manresa | 5,144.87 mi (8,279.87 km) |
| Fort Collins to Manzanares | 5,056.12 mi (8,137.05 km) |
| Fort Collins to Manzanares el Real | 4,961.22 mi (7,984.32 km) |
| Fort Collins to Maracena | 5,123.47 mi (8,245.43 km) |
| Fort Collins to Marbella | 5,099.56 mi (8,206.94 km) |
| Fort Collins to Marchena | 5,041.32 mi (8,113.21 km) |
| Fort Collins to Marin | 4,692.07 mi (7,551.16 km) |
| Fort Collins to Marratxi | 5,276.47 mi (8,491.66 km) |
| Fort Collins to Martorell | 5,160.26 mi (8,304.63 km) |
| Fort Collins to Martos | 5,086.76 mi (8,186.34 km) |
| Fort Collins to Masamagrell | 5,156.11 mi (8,297.96 km) |
