There are 9 zip codes in Ouachita Parish, Louisiana. The most populated is 71203, located in Monroe. * 2024 populations estimated based on the latest ACS 5-year data.

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Zip Code
Population
City
7120340,063Monroe
7129134,606West Monroe
7120226,680Monroe
7129221,939West Monroe
7120120,817Monroe
712257,827Calhoun
712804,965Sterlington
712091,399Monroe
71212Monroe
showing: 9 rows

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