| Mundelein to Maryland Heights (Missouri) | 277.36 mi (446.37 km) |
| Mundelein to Marysville (California) | 1,759.99 mi (2,832.43 km) |
| Mundelein to Marysville (Ohio) | 279.69 mi (450.12 km) |
| Mundelein to Marysville (Washington) | 1,695.89 mi (2,729.28 km) |
| Mundelein to Maryville (Missouri) | 379.98 mi (611.52 km) |
| Mundelein to Maryville (Tennessee) | 499.78 mi (804.32 km) |
| Mundelein to Mason (Ohio) | 279.38 mi (449.61 km) |
| Mundelein to Mason City (Iowa) | 270.34 mi (435.07 km) |
| Mundelein to Massapequa (New York) | 759.89 mi (1,222.92 km) |
| Mundelein to Massapequa Park (New York) | 760.74 mi (1,224.29 km) |
| Mundelein to Massillon (Ohio) | 350.68 mi (564.37 km) |
| Mundelein to Mastic (New York) | 789.53 mi (1,270.62 km) |
| Mundelein to Mastic Beach (New York) | 790.73 mi (1,272.56 km) |
| Mundelein to Matteson (Illinois) | 54.22 mi (87.25 km) |
| Mundelein to Matthews (North Carolina) | 631.15 mi (1,015.73 km) |
