Richland County ZIP Codes

List of ZIP Codes in Richland County

The following table lists ZIP Codes associated with Richland 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 71218 32.35081 -91.78739 Archibald 0 0.0
2 71259 32.2713 -91.84558 Mangham 1,713 7.2
3 71269 32.44592 -91.78718 Rayville 12,475 14.8
4 71279 32.48667 -91.85671 Start 68 348.0


About Richland County ZIP Codes

Richland County in Louisiana (LA) is served by approximately 4 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 14,256 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 Richland County are located in cities such as Rayville, Mangham, Start, Archibald. These cities and towns help define the economic and demographic character of the county.

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