Outagamie County Of--victim Witness Assistance 320 S Walnut St Appleton, WI 54911 Phone : (920) 832-5024 Business Category Government Offices-County Legislative Bodies Legal Counsel & Prosecution Government Offices & Public Schools Outagamie County Of--district Attorney 320 S Walnut St Appleton, WI 54911 Phone : (920) 832-5024 Business Category Government Offices-County Government Offices & Public Schools