Below is the link to the Arizona Department of Revenue’s code lists for Qualifying Charitable Organizations and Qualifying Foster Care Charitable Organizations:
Contributions to QCOs and QFCOs | Arizona Department of Revenue (azdor.gov)
To find your code, scroll down to the heading List of Qualifying Charities, and click QCO (Qualifying Charitable Organizations) or QFCO (Qualifying Foster Care Charitable Organizations) for the appropriate year.
Note that any link in the information above is updated each year automatically and will take you to the most recent version of the webpage or document at the time it is accessed.