Delta Car Locksmith is licensed by the Texas Department of Public Safety, License No. B16497. Business mailing Address in Garland: 5435 North Garland Ave suite 140-263, Garland, TX 75040. Company main office address at:5548 Salamanca Ave, Dallas, TX 75248.Delta Car Locksmith is a business name of Delta Locksmith. We perform our services through a network of independently owned and operated affiliates.We have no retail store, this address is where we receive our mail.