Information on GNC in Lafayette, LA 70503 Outlet Note Regular Brands GNC Louisiana Lafayette 327729 Rating 4.7 based on 97 votes Address 4710 Johnston Street Lafayette, LA 70503 Phone Hours may vary in different stores. For accurate hours, please contact each store directly. Suite643 Hours may vary in different stores. For accurate hours, please contact each store directly. Nearby GNC Outlet GNC Outlet - Lafayette GNC Outlet - Lafayette GNC Outlet - Lafayette GNC Outlet - Lafayette People Also Viewed