| Wentzville to Marrero (Louisiana) | 618.37 mi (995.17 km) |
| Wentzville to Marshall (Minnesota) | 464.70 mi (747.86 km) |
| Wentzville to Marshall (Missouri) | 127.08 mi (204.52 km) |
| Wentzville to Marshall (Texas) | 475.73 mi (765.62 km) |
| Wentzville to Marshalltown (Iowa) | 246.92 mi (397.38 km) |
| Wentzville to Marshfield (Wisconsin) | 405.59 mi (652.74 km) |
| Wentzville to Martha Lake (Washington) | 1,681.08 mi (2,705.44 km) |
| Wentzville to Martin (Tennessee) | 203.62 mi (327.70 km) |
| Wentzville to Martinez (California) | 1,684.59 mi (2,711.09 km) |
| Wentzville to Martinez (Georgia) | 610.26 mi (982.11 km) |
| Wentzville to Martinsburg (West Virginia) | 691.59 mi (1,113.01 km) |
| Wentzville to Martinsville (Indiana) | 241.32 mi (388.37 km) |
| Wentzville to Martinsville (New Jersey) | 873.44 mi (1,405.66 km) |
| Wentzville to Martinsville (Virginia) | 618.50 mi (995.38 km) |
| Wentzville to Maryland City (Maryland) | 755.00 mi (1,215.06 km) |
