DuPage County IL Recorder: Deeds & Records

DuPage County, Illinois • deeds, mortgages, liens and land records

DuPage County Recorder: Search Deeds, Property Records, Mortgages and Liens

The DuPage County Recorder of Deeds records and preserves documents affecting real property in DuPage County, Illinois. The office’s online system is unusually useful because you can search not only by owner name, but also by street address, Property Index Number (PIN), document number, bank, trust number, subdivision/business name, document type and recording-date range.

The Recorder’s Digital Imaging System currently provides access to indexed documents and digital images beginning March 16, 1961. Earlier title research can require older book/page references or assistance from the Recorder’s research staff.

Fastest route for most users: if you know the address or PIN → search the DuPage Recorder directly → identify the deed, mortgage, release, lien or other document → open the matching record/image → save the document number → follow related document numbers when reconstructing ownership, mortgage or lien history.
Recorder Elizabeth Chaplin
Office DuPage County Recorder of Deeds
Address 421 N. County Farm Road, Wheaton, IL 60187
Main phone 630-407-5400
Research phone 630-407-5401
Online image coverage March 16, 1961 forward
Major DuPage advantage: unlike many county recorder systems, the live DuPage search includes dedicated fields for street address and Property Index Number. If you already know the property, you may not need to begin with a broad owner-name search.
Independent guide: County-CAD.us is not the DuPage County Recorder, County of DuPage, Treasurer, Supervisor of Assessments, County Clerk, Illinois Department of Revenue or another government agency. Official searches, recordings, payments and certified-document transactions must be completed through the government resources linked below.
Choose your exact task

What Are You Trying to Find?

Practical search sequence

Search → Match → Open → Verify → Follow → Save

1 Search Name, address, PIN or number.
2 Match Property and parties.
3 Open Recorded document.
4 Verify Type, date and legal clues.
5 Follow Related instruments.
6 Save Document number/image.

This lightweight visual uses CSS transforms only—no JavaScript, image files or external animation library.

Official government destinations

Which DuPage County Website Should You Use?

REC
DuPage Recorder Online Documents Start here for deeds, mortgages, liens and recorded images.
Open Official Recorder Portal
SRCH
Direct Document Search Name, address, PIN, document number, type and date.
Open Recorder Search
PROP
DuPage Property Records Search PIN, address, tax, sales, conveyance and assessment information.
Open Property Records Search
IL
Illinois MyDec Real Estate Transfer Declarations / PTAX-203.
Open Official MyDec Guide
BK
Book & Page Register Useful when an older document reference includes book/page data.
Open Book & Page Register
PFA
DuPage Property Fraud Alert Free alert service for DuPage property owners.
Open Property Fraud Alert
Use the strongest information you already know

DuPage Recorder Search Options Explained

Information you have
Official field
When to use it
Person’s name
Last Name / First Name
Owner, buyer, seller or other indexed party.
Bank / lender
Bank Name
Mortgage and financing research.
Land trust
Trust Number
Search trusts using letters, numbers, spaces and hyphens.
Subdivision or business
Subdivision / Business Name
Companies, developments or subdivision research.
Property address
Street Number / Direction / Street / City
Direct property-based search.
Parcel number
Property Index Number
Often the cleanest property-level identifier.
Recorded instrument number
Document Number
Best when you already know the exact recording.
Document category
Document Type Group
Narrow deeds, mortgages, liens, releases, plats and judgments.
Approximate date
Start Date / End Date
Reduce false matches when a name appears frequently.
A powerful shortcut before the Recorder search

Use DuPage Property Transfer History to Find the Deed Number First

The county’s property database can contain a transaction history that identifies the sale date, document type, document number, grantor, grantee and recorded date.

Open DuPage Property Records Search.
Search by PIN or address.
Open the correct property.
Look for Property Transfer History, Sales or Conveyance History.
Find the transaction you care about. Compare sale date, recorded date, seller/grantor and buyer/grantee.
Copy the document number.
Use the Recorder link or open the Recorder Search directly.
This is one of the best DuPage-specific shortcuts. Instead of guessing owner-name spellings in the Recorder database, property-transfer history can give you the document number first.
Ownership-transfer research

How to Find the Deed That Transferred a DuPage County Property

Do not assume the newest recorded document is the ownership deed. Properties can have later mortgages, releases, liens, easements, notices and other recordings.

Search by PIN or address first.
Review deed-related document types. The live portal includes categories such as DEED, QUIT CLAIM DEED, NR DEED, TRUSTEE-related documents and other property instruments.
Compare the grantor and grantee. The grantor generally conveys an interest; the grantee generally receives it.
Compare the recorded date with the purchase or transfer date.
Open the document image. Review legal description, names and recording references.
Check later deeds. A later quitclaim, trustee deed, corrective document or estate-related instrument can change the ownership picture.
Recorder search ≠ title opinion. If ownership affects a purchase, probate case, foreclosure, trust dispute, lien priority or litigation, use an Illinois attorney or title professional.

Important Document Types in the DuPage Recorder Search

DEED General deed category affecting real property.
QUIT CLAIM DEED Transfers whatever interest the grantor has, subject to the instrument’s legal effect.
MORTGAGE Recorded financing/security interest.
MORTGAGE ASSIGNMENT Transfer of an existing mortgage interest.
MORTGAGE RELEASE Document releasing a recorded mortgage interest.
MECHANIC LIEN Construction-related lien filing.
JUDGMENT / LIS PENDENS Court-related recorded interests or notices affecting property research.
EASEMENT Recorded access, utility or other real-property-use right.
TRANSFER ON DEATH Illinois property-after-death planning instrument appearing in the index.
MYDEC / PTAX Transfer-declaration-related entries in the recording database.
CORRECTION CERTIFICATE Correction-related recorded instrument.
PLAT / SUBDIVISION PLAT Recorded map or subdivision instrument.
Trace the entire mortgage lifecycle

How to Check Whether a DuPage County Mortgage Was Released

MTG
Recorder Document Search Use Mortgagee/Mortgagor and Release filters.
Search Mortgage Records
1 Mortgage Find original loan.
2 Assignment Check lender changes.
3 Modification Review loan changes.
4 Release Find later release.
5 Reference Match original number.
6 Verify Confirm correct loan.
Find the original Mortgage document.
Save its document number, parties and recording date.
Look for Mortgage Assignment records. The lender or mortgage holder may have changed.
Search later documents using the Release group.
Look specifically for MORTGAGE RELEASE or related release entries.
Open the release image and compare the referenced mortgage number.
Paid off your mortgage? Do not search only for a new deed. The ownership deed and mortgage-release document serve different purposes.
DuPage has useful lien-type filters

How to Search DuPage County Liens and Releases

The live Recorder search includes several dedicated document groups, making it easier to narrow lien research.

Government Liens / Releases State, federal and other government-related recorded claims.
Mechanics Liens / Releases Construction and contractor lien records.
Judgment / Lis Pendens / Releases Court judgments and pending-litigation notices.
Child Support Liens / Releases Child-support-related recorded liens.
Chattel Liens / Releases Personal-property-related filings appearing in Recorder records.
Miscellaneous Liens Other lien categories not captured by a more specific group.

Lien-release verification workflow

Find the original lien.
Save the original document number.
Search later release records.
Compare parties and dates.
Open the release image.
Verify that it references the correct original instrument. Illinois law now expressly requires recorded instruments referring to related instruments to include the Recorder’s document number or book/page reference where applicable.
Historical land-record research

What If the DuPage Document Is Older Than March 16, 1961?

The Recorder’s current Digital Imaging System states that indexed documents and digital images are available starting March 16, 1961.

Older property history may therefore require another research route.

B/P
Book and Page Register Search older document-number-to-book/page references.
Open Book & Page Register
Collect every newer deed you already have. Later deeds often refer to earlier instruments.
Look for old book, page or document-number references.
Try the Book and Page Register.
Write down every older reference you find.
Call the Recorder Research line if the online system stops helping. Use 630-407-5401.
Give research staff specific clues. Provide names, property location, PIN, document references and approximate years rather than asking for an open-ended title search.
DuPage’s FY2026 Recorder budget identifies continuing work to index archived historical books dating back to the county’s earliest period. Historical coverage should therefore be treated differently from the modern 1961+ digital-image database.
Find first, order second

How to Get a Copy or Certified DuPage County Deed

Because the online portal provides indexed records and digital images from March 16, 1961 forward, first determine whether the online image itself solves your research need.

When another organization requires an official certified copy, contact the Recorder with the exact document information.

Search the exact document first.
Save the document number.
Confirm the document type, parties and date.
Ask the recipient whether certification is actually required. Banks, courts, title companies and government agencies can have different requirements.
Contact DuPage Recorder Research. Call 630-407-5401 and give the document number first.
Confirm the current copy/certification price before ordering.
Keep the certified copy intact. Do not remove certification pages or alter the document if it is needed for legal use.
Why this article does not hard-code an old DuPage copy fee: the Recorder’s FY2026 county budget specifically lists adjusting the Certified Copy Fee to a current market rate and launching a redesigned online document-fee model as objectives. A fee copied from an older recorder page or third-party directory may therefore become stale. Verify the live amount before payment.
Recording is different from searching

How to Prepare a Deed for Recording in DuPage County

A Recorder preserves and indexes documents presented for recording. The Recorder does not choose the correct deed or design your ownership structure.

Confirm that the property is in DuPage County. A postal city can cross county boundaries.
Confirm the property’s PIN. Use the official DuPage Property Records Search.
Use the correct legal description. Do not substitute a postal street address for the deed’s legal description.
Include the required grantee tax-billing information. Illinois law requires specified conveyance information to accompany real-estate documents.
Include return-recipient information. Current Illinois recorder law requires the name and address of the person to whom the recorded instrument should be returned.
Check referenced document numbers. A release, amendment or related instrument should identify the underlying recording it affects.
Determine whether PTAX-203 / MyDec applies.
Check state, county and municipal transfer-tax requirements.
Confirm the current DuPage recording fee directly before submission.
Do not draft an ownership-changing deed from a generic internet template merely to save a filing fee. Joint tenancy, tenancy in common, trusts, probate transfers, divorce, TODI and estate-planning transactions can create significant legal consequences.

Illinois Standard vs Nonstandard Recording Format

Illinois’s current predictable-fee statute distinguishes standard and nonstandard documents. A document that fails the statutory format rules can fall into a different fee classification.

Standard-size paper The current statute uses individual 8.5 × 11 inch sheets as the standard document format.
Legible black printing The document should reproduce clearly. Signatures and dates can use contrasting colors if reproduction remains clear.
White paper State law specifies paper weight and reproduction-related requirements.
Clean margins The statute provides minimum clean-margin requirements.
Recorder space The first page must reserve the required recording area in the upper-right portion.
No attached items The statutory standard addresses attachments stapled or otherwise affixed to pages.
LAW
Illinois Predictable Recorder Fee Statute 55 ILCS 5/3-5018.2
Open Current Illinois Law
Avoid stale fee charts

DuPage Recorder Fees: What to Verify Before You Pay

Illinois changed the recorder-fee framework effective in 2024. Counties in the applicable classes now operate under a predictable fee schedule established by statute and county action.

State law creates document classes such as:

Deeds Separate predictable-fee classification.
Leases Includes lease amendments and similar transfers of interest.
Mortgages Includes assignments, extensions, amendments, subordinations and releases.
Easements Separate classification when not part of another class.
Nonstandard documents Documents failing applicable format requirements.
Maps / plats Separate statutory classification.
Do not rely on an older DuPage fee table quoting repealed sections 3-5018 or 3-5018.1. The current Illinois provision is 55 ILCS 5/3-5018.2.
Best filing practice: call the Recorder at 630-407-5400 with the document type and filing method before issuing a check, especially for a deed, plat, nonstandard document or multi-document package.
Illinois real-estate transfer declaration

MyDec and PTAX-203 for a DuPage County Property Transfer

Illinois uses MyDec at MyTax Illinois for electronic real-property transfer declarations in participating counties. MyDec is used by individuals, law firms, title companies and settlement agencies to create and process applicable transfer declarations.

IL
Official Illinois MyDec Guide PTAX-203, PTAX-203-A and PTAX-203-B.
Open MyDec
Determine whether the transfer requires PTAX-203. Illinois generally requires PTAX-203 for real-estate transfers unless an applicable statutory exemption permits an exemption notation instead.
Collect all applicable PINs. Illinois instructions require parcel identifiers for the property being transferred.
Enter the property and sale information.
Select the correct instrument type. Illinois instructions distinguish deed types from ownership forms such as joint tenancy or tenancy in common.
Use the deed’s legal description. PTAX-203 instructions specifically call for the legal description from the deed.
Enter seller, buyer and preparer information.
Complete any required supplemental declaration.
Return to the DuPage Recorder filing workflow. MyDec prepares the transfer declaration; it does not replace recording the deed.

When Can PTAX-203-A or PTAX-203-B Matter?

PTAX-203-A

Illinois requires this supplemental form with PTAX-203 for certain transactions where the sale price exceeds $1 million and the property’s current use falls within specified nonresidential categories such as qualifying apartment, office, retail, commercial or industrial uses.

PTAX-203-B

Used in certain transfers of beneficial interests in real property made through instruments other than a deed or trust document.

203
Official PTAX-203 Instructions Read before preparing a declaration.
Open PTAX-203 Instructions
State + county + possibly municipal requirements

Illinois and DuPage Real Estate Transfer Tax

Illinois imposes a real-estate transfer tax on applicable property transfers. State law also permits counties to impose a county transfer tax of $0.25 per $500 of value or fraction thereof.

A home-rule municipality can also impose its own real-estate transfer tax. That means the county Recorder filing is not always the only transfer-tax step.

Local example: Naperville. The City of Naperville currently requires either a Real Estate Transfer Tax Stamp or an exempt stamp for incorporated Naperville properties before recording with the county.
Naperville currently lists its purchase transfer-tax rate as $1.50 per $500 of purchase price. The requirement applies only to incorporated Naperville properties.
NAP
City of Naperville Real Estate Transfer Tax Current stamp and exempt-stamp procedures.
Check Naperville Transfer Stamp
Naperville county-border trap: Naperville lies in both DuPage and Will counties. Confirm the actual county of the parcel before choosing the Recorder. A Naperville mailing address alone does not prove the property belongs in the DuPage Recorder’s office.
Free homeowner monitoring

DuPage County Property Fraud Alert

DuPage County offers a Property Fraud Alert program that monitors Recorder filings and can alert registered property owners when a document matching their registration information is recorded.

Illinois law requires counties to maintain a property-fraud alert system. An alert is an early-warning tool—it does not prevent a fraudulent document from being submitted and does not itself invalidate a recorded document.

PFA
DuPage Property Fraud Alert Free alert program for property owners.
Open Property Fraud Alert
Open the county Property Fraud Alert resource.
Register the property-owner information requested by the system.
Use accurate PIN / parcel information where required.
Choose a reliable alert method.
When an alert arrives, independently open the Recorder Search. Do not click an unexpected payment or login link from an unknown message.
Find the new recording. Save document number, parties, date and document type.
Escalate an unauthorized recording promptly. Preserve the image and contact appropriate county/law-enforcement or legal resources.
Fraud Alert does not replace title monitoring or legal action. If a forged deed or fraudulent lien appears, the legal validity of the instrument can require court or law-enforcement action.

Recorder vs Property Search vs Treasurer: Where Should You Go?

Your question
Best system / office
What it provides
Find deed or mortgage
DuPage Recorder
Recorded instruments and digital images.
Find PIN
DuPage Property Records Search
PIN search, address search and parcel information.
See sale / conveyance history
Property Records Search
Sale date, deed type, document number, parties and recorded date.
Check assessed value
Property Records / Township Assessor
Assessment values and property information.
Check tax amount or payment
DuPage Treasurer / Property Records
Taxes due, payment history and bill information.
Prove legal ownership
Recorder documents + title/legal professional
Recorded source documents plus professional interpretation.
Useful companion system

What the DuPage Property Records Search Can Show

The DuPage property database is much broader than a simple tax-bill page. Depending on the record, available navigation can include:

PIN Search Find the parcel number.
Address Search Find a property from its location.
Billing Name Search Search property/tax records by taxpayer name.
Map Search Locate parcels spatially.
Property Transfer History Review prior transfer information.
Conveyance History Review transfer-declaration-related information.
Assessed Value History Compare assessment years.
Tax Payment History Review payments associated with the parcel.
Exemptions Review applicable property-tax exemption information.
Legal Description Compare legal property description.
Do not treat the assessment owner field as a deed substitute. Use the Recorder’s actual deed and legal description for recorded ownership research.
DuPage-specific shortcuts

Local Tips That Save Time

Use the PIN before owner name when you have it. The Recorder portal supports direct PIN searching.
Address search is built into the Recorder portal. You do not always need to convert an address into an owner name first.
Property Transfer History can reveal the document number. Search the county property database first when you only need the deed from a known sale.
Search lender names for old mortgage chains. The Recorder provides a dedicated Bank Name field.
Land-trust researchers should use the Trust Number field. This is particularly useful in Illinois where property can be held in land trusts.
Use document groups. Do not review hundreds of results when you only need a mortgage release or mechanics lien.
Digital images start March 16, 1961. Treat older title research as a separate historical workflow.
Save the document number immediately. Once identified, it is stronger than repeatedly searching a person’s name.
Naperville can mean DuPage or Will County. Verify the parcel’s county before trying to record a Naperville deed.
Naperville has its own transfer-stamp process. Incorporated Naperville property requires the applicable city stamp or exempt stamp.
Do not trust an old Recorder fee article. Illinois changed the statutory predictable-fee system in 2024.
Use the Research line for difficult historical records. Call 630-407-5401 with specific names, PIN and date clues.
Current Recorder contact

DuPage County Recorder of Deeds Office

DuPage County Recorder

Recorder
Elizabeth Chaplin
Address
421 N. County Farm Road
Wheaton, IL 60187
Main Office
630-407-5400
Research
630-407-5401
Online Documents
DuPage Recorder Portal

Before You Visit

  1. Search the document online first.
  2. Save the document number.
  3. Write down the PIN.
  4. Know whether you need research, a copy or a recording.
  5. Confirm the current copy or recording fee.
  6. Confirm current office hours before traveling.
Directions to Recorder

What Should You Have Ready Before Calling the Recorder?

  • Property Index Number (PIN);
  • property address;
  • owner, grantor or grantee name;
  • document number, if already known;
  • approximate recording date;
  • document type;
  • bank or trust information when relevant;
  • whether you need research, an image, a certified copy or recording guidance.
Main Recorder: 630-407-5400
Research: 630-407-5401

DuPage Home Buyer / Owner Record Checklist

Confirm PIN Use the county property database.
Check transfer history Identify prior sale and deed number.
Open current deed Confirm grantor, grantee and legal description.
Check mortgages Search Mortgage and Mortgage Assignment records.
Check releases Match release references to original mortgages/liens.
Check judgments / lis pendens Use the Recorder’s dedicated document group.
Check property taxes Review taxes due and payment history separately.
Get professional title review Use a title company or Illinois attorney when legal certainty matters.

Common DuPage Recorder Problems and the Best First Fix

Problem
First action
Why
Address search fails
Find the PIN in Property Records Search.
PIN provides a stronger parcel identifier.
Too many owner-name results
Add date range and document group.
Reduces unrelated same-name filings.
Recent buyer not obvious
Check Property Transfer History.
It can reveal recorded date and document number.
Mortgage payoff not found
Search Mortgage Release and lender/bank names.
The lender may have changed through assignment.
Old record missing online
Use book/page references and Research line.
Main digital image coverage starts March 16, 1961.
Naperville deed rejected / wrong county
Verify incorporated status, county and transfer stamp.
Naperville spans DuPage and Will counties and has a city stamp process.
Primary research ledger

Official Sources Used for This Guide

DuPage Recorder Online Documents

Used to verify the current Recorder, office contact and March 16, 1961 start date for indexed documents and digital images.

Open Recorder
DuPage Recorder Search

Used to verify live fields for names, banks, trusts, businesses, addresses, PINs, document numbers, document groups/types and dates.

Open Search
DuPage Property Records Search

Used for PIN/address search, transfer history, conveyance information, tax information and cross-linking to Recorder documents.

Open Property Records
Illinois MyDec

Used for current PTAX-203, PTAX-203-A and PTAX-203-B transfer-declaration guidance.

Open MyDec
PTAX-203 Instructions

Used for parcel, deed type, legal description, sale, buyer/seller and supplemental-form requirements.

Open PTAX Instructions
Illinois Recorder Predictable Fee Law

Used for current document classifications and standard/nonstandard recording framework.

Open 55 ILCS 5/3-5018.2
Illinois Real Estate Transfer Tax

Used for statewide and county transfer-tax framework.

Open Illinois Transfer Tax
Naperville Real Estate Transfer Tax

Used for current city transfer stamp, exempt stamp and rate information.

Open Naperville Transfer Tax
DuPage FY2026 Recorder Budget

Used to identify current Recorder modernization, historical indexing and planned copy/online-fee changes.

Open Recorder Budget
Illinois Property Fraud Alert Law

Used for the statewide property-fraud-alert framework.

Open Fraud Alert Statute
Editorial verification: August 14, 2026. Search interfaces, images, fees, municipal transfer stamps, MyDec procedures, office hours and county technology can change. Confirm the final live requirement before recording, paying for a copy or relying on a document in a legal transaction.

DuPage Recorder Search Checklist

  • Start with the official Recorder portal.
  • Use address or PIN when you know the property.
  • Use name search when parcel information is unavailable.
  • Use Bank Name for mortgage research.
  • Use Trust Number for land-trust research.
  • Narrow large searches with document group/type and date.
  • Save the exact document number.
  • Open the digital image when available.
  • Follow referenced prior or later recordings.
  • Remember online indexed images begin March 16, 1961.
  • Use book/page references and research staff for older records.
  • Use MyDec/PTAX-203 for applicable transfers.
  • Check municipal transfer-tax stamps when applicable.
  • Verify the property’s county—especially in Naperville.
  • Confirm the current Recorder fee before recording or ordering certification.
  • Register for DuPage Property Fraud Alert.
  • Use a title company or attorney when legal title certainty matters.
10 DuPage Recorder questions

DuPage County IL Recorder FAQs

1. What is the official DuPage County Recorder search website?

Use the DuPage County Recorder’s official Digital Imaging System at recorder.dupagecounty.gov. The direct Search Documents page allows searches by name, bank, trust number, subdivision or business name, street address, Property Index Number, document number, document group/type and recording-date range.

2. How far back do DuPage County Recorder online records go?

The current DuPage Recorder website states that its online Digital Imaging System provides indexed documents and digital images beginning March 16, 1961. Older title research may require book/page references, archived records or help from the Recorder’s research staff.

3. Can I search DuPage County deeds by property address?

Yes. The Recorder’s live search includes Property Information fields for Street Number, Street Direction, Street and City. If the address search does not identify the correct record, use the DuPage Property Records Search to find the PIN and then repeat the Recorder search using the Property Index Number.

4. Can I search the DuPage Recorder by PIN?

Yes. The Recorder search has a dedicated Property Index Number field. You can obtain the PIN through DuPage County’s Property Records Search using the property’s address. Searching by PIN can be more precise than searching a common owner name.

5. How do I find the deed document number for a DuPage property?

One useful route is to search the property in DuPage County’s Property Records Search and open Property Transfer History or Sales information. Many transaction entries display the deed type, grantor, grantee, recorded date and Recorder document number. You can then use that number in the Recorder’s direct Document Number search.

6. How do I check whether a DuPage mortgage was released?

Locate the original Mortgage recording and save its document number. Then search later records using the Mortgagee/Mortgagor and Release categories and look for a Mortgage Release or related release document. Open the release image and verify that it refers to the correct original mortgage recording.

7. Do I need MyDec or PTAX-203 to record a DuPage County deed?

Illinois generally requires PTAX-203 for real-estate transfers unless an applicable statutory exemption permits an exemption notation instead. MyDec is the Illinois electronic system used to prepare and process applicable PTAX-203, PTAX-203-A and PTAX-203-B declarations. Check the transaction’s exact requirements before presenting the deed for recording.

8. How much does it cost to record a deed in DuPage County?

DuPage recording charges follow Illinois’s current predictable-fee framework and county-approved fees. Do not rely on an older fee table citing repealed Illinois recorder statutes. The DuPage Recorder’s FY2026 budget also identifies ongoing fee and online-system changes. Call 630-407-5400 or check the current Recorder information immediately before preparing payment.

9. Does DuPage County have a property fraud alert?

Yes. DuPage County offers a Property Fraud Alert program for property owners. The service can alert registered users when a document matching their registration information is recorded. It is an early-warning system and does not itself prevent or invalidate a fraudulent recording.

10. Where is the DuPage County Recorder of Deeds office?

The DuPage County Recorder of Deeds is located at 421 N. County Farm Road, Wheaton, Illinois 60187. Elizabeth Chaplin is the current Recorder. The main office number is 630-407-5400 and the research line is 630-407-5401. Search the document online and save its document number before visiting whenever possible.

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