On-Line Refund Inquiry is available on the Arizona Department of Revenue site.

They do have an automated telephone inquiry system available for you to check on your Income Tax return processing status and/or your Income Tax refund status.

Visit Arizona Department of Revenue

The telephone numbers are:

(602) 255-3381 (Phoenix)
    or
1-800-352-4090 (Toll -free statewide, outside of Maricopa County)