There are 4 zip codes in Lamar County, Mississippi. The most populated is 39402, located in Hattiesburg. * 2024 populations estimated based on the latest ACS 5-year data.

CSV JSON
Zip Code
Population
City
3940244,020Hattiesburg
3947514,311Purvis
3948210,998Sumrall
394558,827Lumberton

Zip Codes in Lamar County, Mississippi by Population (2024)