County Treasurer 400 E Locust St # 204 Union, MO 63084 Phone : (636) 583-6392 Business Category Public Finance Taxation & Monetary Policy Franklin County Of--court House, Treasurer Union, MO 63084 Phone : (636) 583-6392 Business Category Government Offices-County Government Offices & Public Schools Franklin County Of--assessor-personal Property Div, Treasurer Union, MO 63084 Phone : (636) 583-6392 Business Category Government Offices-County Government Offices & Public Schools