For your federal return, it will depend on what state you live in (AL) and if you are getting a refund or owe taxes. The following link will help you determine where to mail your return: https://www.irs.gov/filing/where-to-file-addresses-for-taxpayers-and-tax-professionals-filing-form-1040
For the state return click here: https://www.support.revenue.alabama.gov/hc/en-us/articles/115011158747-What-is-the-address-for-mailing-my-return-