Warren County ZIP Codes

List of ZIP Codes in Warren County

The following table lists ZIP Codes associated with Warren County, Missouri, based on ZIP Code Tabulation Area (ZCTA) data from the U.S. Census Bureau.


S.N. Zip Code Latitude Longitude City Population Density
1 63351 38.86041 -91.31186 Jonesburg 1,410 9.8
2 63357 38.65518 -91.0947 Marthasville 6,593 20.7
3 63380 38.81262 -91.12205 Truesdale 980 305.8
4 63381 38.98237 -91.25429 Truxton 678 9.3
5 63383 38.80726 -91.19319 Warrenton 16,120 38.9
6 63390 38.80499 -91.0413 Wright City 10,856 53.6


About Warren County ZIP Codes

Warren County in Missouri (MO) is served by approximately 6 ZIP Codes. These codes cover residential neighborhoods, business districts, and rural areas that fall under the county's jurisdiction.

Based on ZIP-level population estimates, the total population covered by these ZIP Codes is around 36,637 people. Population and density values vary from one ZIP Code to another, reflecting the mix of dense urban communities and lower-density suburban or rural zones.

Many of the most significant population centers in Warren County are located in cities such as Warrenton, Wright City, Marthasville, Jonesburg, Truesdale. These cities and towns help define the economic and demographic character of the county.

Most ZIP Codes in Warren County, Missouri follow the America/Chicago time zone.