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Washington Parish, Louisiana Zip Codes
Zip Code
City
Population
70438
Franklinton
20,345
70427
Bogalusa
17,894
70426
Angie
5,912
70450
Mount Hermon
2,332
Population is the most recent figure from the U.S. Census Bureau's 2022
American Community Survey (ACS) 5-Year Estimates
.