Flagstaff City Sales Tax 211 W Aspen Ave Flagstaff, AZ 86001 Phone : (928) 779-7614 Business Category Public Finance Taxation & Monetary Policy Flagstaff City Government--sales Tax Flagstaff, AZ 86001 Phone : (928) 779-7614 Business Category Government Offices-City Village & Twp Government Offices State & Local Government Offices & Public Schools