Adams County Tax Equalization 602 Adams Ave Hettinger, ND 58639 Phone : (701) 567-2990 Business Category Public Finance Taxation & Monetary Policy Adams County Of--hettinger, Director Of Tax Equalization 602 Highway 12 E Hettinger, ND 58639 Phone : (701) 567-2990 Business Category Government Offices-County Government Offices & Public Schools