Arizona Department of Revenue and one of the following:
Individual Income Tax returns refund or no tax
P.O. Box 52138 , Phoenix , Arizona , 85072-2138
Returns with payment - P.O. Box 52016 , Phoenix , Arizona , 85072-2016
It depends on whether you are a resident or a non-resdient and if you owe money or expect a refund. Search AZ tax return address and there will be addresses.