| Wentzville to Maryland Heights (Missouri) | 22.14 mi (35.64 km) |
| Wentzville to Marysville (California) | 1,641.94 mi (2,642.45 km) |
| Wentzville to Marysville (Ohio) | 411.71 mi (662.59 km) |
| Wentzville to Marysville (Washington) | 1,680.52 mi (2,704.53 km) |
| Wentzville to Maryville (Missouri) | 237.85 mi (382.78 km) |
| Wentzville to Maryville (Tennessee) | 433.80 mi (698.14 km) |
| Wentzville to Mason (Ohio) | 353.96 mi (569.65 km) |
| Wentzville to Mason City (Iowa) | 323.15 mi (520.06 km) |
| Wentzville to Massapequa (New York) | 931.49 mi (1,499.09 km) |
| Wentzville to Massapequa Park (New York) | 932.63 mi (1,500.92 km) |
| Wentzville to Massillon (Ohio) | 513.90 mi (827.05 km) |
| Wentzville to Mastic (New York) | 964.45 mi (1,552.14 km) |
| Wentzville to Mastic Beach (New York) | 964.91 mi (1,552.88 km) |
| Wentzville to Matteson (Illinois) | 248.55 mi (400.00 km) |
| Wentzville to Matthews (North Carolina) | 615.62 mi (990.75 km) |
