Official Louisiana State Websites use .la.gov 
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Parish Health Units - Region 9
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Livingston Parish Health Unit
20399 Government Blvd. Livingston, LA 70754 225. 686.7017 -
St. Helena Parish Health Unit - Environmental Health
53 N. Second Street Greensburg, LA 70441 225. 222.4412 -
St. Tammany Parish (Mandeville) Health Unit - Environmental Health
21454 Koop Drive, Suite 2B Mandeville, LA 70471 985.893.6296 -
St. Tammany Parish (Slidell) Health Unit-Environmental Health
520 Old Spanish Trail, Suite 2A Slidell, LA 70458 985. 646.6448 -
Tangipahoa Parish (Amite) Health Unit
330 W. Oak Street Amite City, LA 70422 985.748.2020 -
Tangipahoa Parish (Hammond) Health Unit
15481 W. Club Deluxe Road Hammond, LA 70403 985-543-4165 -
Washington Parish (Bogalusa) Health Unit
626 Carolina Avenue Bogalusa, LA 70427 985. 732.6615 -
Washington Parish (Franklinton) Health Unit
120 11th Street Franklinton, LA 70438 985. 839.5646