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Calcasieu County ZIP Codes

List of ZIP Codes in Calcasieu County

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


S.N. Zip Code Latitude Longitude City Population Density
1 70601 30.22627 -93.21525 Lake Charles 31,843 762.8
2 70605 30.13048 -93.27418 Lake Charles 40,715 365.9
3 70609 30.17907 -93.21482 Lake Charles 412 17706.7
4 70611 30.34594 -93.20156 Lake Charles 20,681 97.7
5 70615 30.25609 -93.12346 Lake Charles 13,521 113.6
6 70629 30.23107 -93.21864 Lake Charles 0 0.0
7 70633 30.42762 -93.3925 Dequincy 8,178 17.7
8 70646 30.10767 -92.92938 Hayes 304 12.1
9 70647 30.24752 -93.01605 Iowa 12,056 26.0
10 70661 30.36683 -93.64833 Starks 1,712 3.6
11 70663 30.2772 -93.39086 Sulphur 29,511 116.5
12 70665 30.12756 -93.44555 Sulphur 12,891 32.5
13 70668 30.17678 -93.60488 Vinton 6,347 17.4
14 70669 30.24216 -93.27731 Westlake 9,183 121.3


About Calcasieu County ZIP Codes

Calcasieu County in Louisiana (LA) is served by approximately 14 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 187,354 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 Calcasieu County are located in cities such as Lake Charles, Sulphur, Iowa, Westlake, Dequincy. These cities and towns help define the economic and demographic character of the county.

Most ZIP Codes in Calcasieu County, Louisiana follow the America/Chicago time zone.

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