There are 7 zip codes in Union Parish, Louisiana. The most populated is 71241, located in Farmerville. * 2024 populations estimated based on the latest ACS 5-year data.

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Zip Code
Population
City
712418,045Farmerville
712345,069Downsville
712804,965Sterlington
712602,931Marion
712222,801Bernice
712771,863Spearsville
71256641Lillie

Zip Codes in Union Parish, Louisiana by Population (2024)