Department Of Human Service 450 N Kaskaskia St Nashville, IL 62263 Phone : (618) 242-1040 Business Category Administration Of Social Human Resource & Income Maintenance Programs Public Aid Dept Of--jefferson County Local Office 414 Main St Mount Vernon, IL 62864 Phone : (618) 242-1040 Business Category Government Offices-State Government Offices State & Local Government Offices & Public Schools Illinois State Of--jefferson County Dept Of Public Aid 333 Potomac Blvd Mount Vernon, IL 62864 Phone : (618) 242-1040 Business Category Government Offices-State Government Offices-County Social Service & Welfare Organizations Government Offices State & Local Administration Of Social Human Resource & Income Maintenance Programs Government Offices & Public Schools