| Box Elder to Marysville (California) | 1,012.39 mi (1,629.29 km) |
| Box Elder to Marysville (Ohio) | 1,042.17 mi (1,677.21 km) |
| Box Elder to Marysville (Washington) | 951.30 mi (1,530.97 km) |
| Box Elder to Maryville (Missouri) | 493.93 mi (794.91 km) |
| Box Elder to Maryville (Tennessee) | 1,161.42 mi (1,869.12 km) |
| Box Elder to Mason (Ohio) | 1,019.77 mi (1,641.15 km) |
| Box Elder to Mason City (Iowa) | 498.36 mi (802.03 km) |
| Box Elder to Massapequa (New York) | 1,521.26 mi (2,448.24 km) |
| Box Elder to Massapequa Park (New York) | 1,521.99 mi (2,449.41 km) |
| Box Elder to Massillon (Ohio) | 1,119.38 mi (1,801.46 km) |
| Box Elder to Mastic (New York) | 1,548.99 mi (2,492.86 km) |
| Box Elder to Mastic Beach (New York) | 1,550.49 mi (2,495.27 km) |
| Box Elder to Matteson (Illinois) | 796.53 mi (1,281.90 km) |
| Box Elder to Matthews (North Carolina) | 1,337.02 mi (2,151.72 km) |
| Box Elder to Mattoon (Illinois) | 821.57 mi (1,322.19 km) |
