| Tucson Mountains to Maryland Heights (Missouri) | 1,237.86 mi (1,992.14 km) |
| Tucson Mountains to Marysville (California) | 755.81 mi (1,216.36 km) |
| Tucson Mountains to Marysville (Ohio) | 1,630.91 mi (2,624.70 km) |
| Tucson Mountains to Marysville (Washington) | 1,235.43 mi (1,988.24 km) |
| Tucson Mountains to Maryville (Missouri) | 1,057.80 mi (1,702.37 km) |
| Tucson Mountains to Maryville (Tennessee) | 1,565.21 mi (2,518.97 km) |
| Tucson Mountains to Mason (Ohio) | 1,570.87 mi (2,528.07 km) |
| Tucson Mountains to Mason City (Iowa) | 1,227.83 mi (1,976.00 km) |
| Tucson Mountains to Massapequa (New York) | 2,150.33 mi (3,460.62 km) |
| Tucson Mountains to Massapequa Park (New York) | 2,151.49 mi (3,462.49 km) |
| Tucson Mountains to Massillon (Ohio) | 1,732.69 mi (2,788.49 km) |
| Tucson Mountains to Mastic (New York) | 2,183.45 mi (3,513.92 km) |
| Tucson Mountains to Mastic Beach (New York) | 2,183.86 mi (3,514.58 km) |
| Tucson Mountains to Matteson (Illinois) | 1,431.90 mi (2,304.41 km) |
| Tucson Mountains to Matthews (North Carolina) | 1,749.75 mi (2,815.96 km) |
