| Wentzville to Montgomeryville (Pennsylvania) | 837.49 mi (1,347.81 km) |
| Wentzville to Monticello (Minnesota) | 472.48 mi (760.39 km) |
| Wentzville to Montrose (Colorado) | 915.99 mi (1,474.14 km) |
| Wentzville to Moody (Alabama) | 434.94 mi (699.97 km) |
| Wentzville to Moore (Oklahoma) | 436.56 mi (702.57 km) |
| Wentzville to Moorestown-Lenola (New Jersey) | 851.74 mi (1,370.74 km) |
| Wentzville to Mooresville (North Carolina) | 595.52 mi (958.40 km) |
| Wentzville to Moorhead (Minnesota) | 630.61 mi (1,014.87 km) |
| Wentzville to Moorpark (California) | 1,579.35 mi (2,541.71 km) |
| Wentzville to Moraga (California) | 1,687.13 mi (2,715.18 km) |
| Wentzville to Moreno Valley (California) | 1,498.12 mi (2,410.98 km) |
| Wentzville to Morgan City (Louisiana) | 629.80 mi (1,013.56 km) |
| Wentzville to Morgan Hill (California) | 1,672.30 mi (2,691.31 km) |
| Wentzville to Morganton (North Carolina) | 546.57 mi (879.62 km) |
| Wentzville to Morgantown (West Virginia) | 586.89 mi (944.51 km) |
