| Des Moines to Marysville (California) | 1,475.64 mi (2,374.81 km) |
| Des Moines to Marysville (Ohio) | 543.01 mi (873.89 km) |
| Des Moines to Marysville (Washington) | 1,459.58 mi (2,348.97 km) |
| Des Moines to Maryville (Missouri) | 107.42 mi (172.87 km) |
| Des Moines to Maryville (Tennessee) | 656.61 mi (1,056.70 km) |
| Des Moines to Mason (Ohio) | 512.37 mi (824.59 km) |
| Des Moines to Mason City (Iowa) | 110.91 mi (178.49 km) |
| Des Moines to Massapequa (New York) | 1,047.77 mi (1,686.22 km) |
| Des Moines to Massapequa Park (New York) | 1,048.68 mi (1,687.69 km) |
| Des Moines to Massillon (Ohio) | 630.31 mi (1,014.39 km) |
| Des Moines to Mastic (New York) | 1,078.21 mi (1,735.22 km) |
| Des Moines to Mastic Beach (New York) | 1,079.28 mi (1,736.94 km) |
| Des Moines to Matteson (Illinois) | 303.21 mi (487.98 km) |
| Des Moines to Matthews (North Carolina) | 827.76 mi (1,332.14 km) |
| Des Moines to Mattoon (Illinois) | 311.25 mi (500.91 km) |
