Our address is: The Allergy Center Of Huntsville 303 Williams Avenue Suite 721 Huntsville, Alabama 35801 Our telephone number is: (256) 533-7021 Our office hours are: Monday Through Thursday 9:00 am to 6:30 pm Saturday: 9:00 am to 12:00 pm Injections are given until one-half hour before closing. Free allergy answers seminar by the Doctor on the first Monday of each month. Call for details.