Griggs County Of--county Judge Cooperstown, ND 58425 Phone : (701) 797-2772 Business Category Government Offices-County Government Offices & Public Schools Griggs County Clerk Of Court 808 Rollin Ave Sw Cooperstown, ND 58425 Phone : (701) 797-2772 Business Category Government Offices & Public Schools Griggs County Judge 808 Rollin Ave Sw Cooperstown, ND 58425 Phone : (701) 797-2772 Business Category County Government-Courts Courts