| Repository | Address | Phone | Website | Cat | Last Update |
| Addison Historical Society | 135 Army Trl., Addison IL 60101 | 630-628-1433 | www. addisonadvantage.org/History/docs/aboutus.htm | N | c1992 |
| Addison Public Library | 2 Friendship Plaza, Addison IL 60101 | 630-543-3617 | www.addisonlibrary.org | Y | c1992 |
| Allen County Public Library | 900 Webster St., Fort Wayne IN 46801-2270 | 219-421-1200 | www.acpl.lib.in.us | Y | c1992 |
| Bensenville Historical Society | 900 W. Wood Ave., Bensenville IL 60106 | 630-238-1844 | histoy.bensenville.lib.il.us | ||
| Bensenville Public Library | 200 S. Church Rd., Bensenville IL 60106 | 630-766-4642 | www.bensenville.lib.il.us | Y | c1992 |
| Bloomingdale Historical Society | 241 Driftwood La., Bloomingdale IL 60108 | 630-529-0787 | |||
| Bloomingdale Public Library | 101 Fairfield Way, Bloomingdale IL 60108 | 630-529-3120 | www.bloomingdale.lib.il.us | Y | c1992 |
| California State Library, Sutro Branch | 480 Winston Dr., San Francisco CA 94132 | 415-731-4477 | www.library.ca.gov | c1992 | |
| Carol Stream Historical Society | 391 Illini Dr., Carol Stream IL 60188 | 630-665-0686 | www.carolstreamhistorical.com/ | 5/2001 | |
| Carol Stream Public Library | 616 Hiawatha Dr., Carol Stream IL 60188 | 630-653-0755 | www.cslibrary.org | Y | 5/2001 |
| Center for History | 315 W. Front St., Wheaton IL 60187 | 630-871-6601 | www.wheaton.lib.il.us/whc/ | c1992 | |
| Clarendon Hills Public Library | 7 N. Prospect Ave., Clarendon Hills IL 60514 | 630-323-8188 | www.clarendon-hills.il.us/misc/library.html | N | c1992 |
| College of DuPage | 425 22nd St., Glen Ellyn IL 60137 | 630-858-2800 | www.cod.edu/library/index.htm | Y | 3/2001 |
| D.A.R. Library | 1776 D Street NW, Washington DC 20006 | 202-628-1776 | www.dar.org/library/ | c1992 | |
| Darien Historical Society | 7422 Cass Ave., Darien IL 60559 | 630-969-5171 | www.darien.il.us/Community/HistoricalSociety.htm | c1992 | |
| Downers Grove Historical Society | 831 Maple Ave., Downers Grove IL 60515 | 630-963-1309 | downers.us/govt/history/society.htm | c1992 | |
| Downers Grove Public Library | 1050 Curtiss St., Downers Grove IL 60515 | 630-960-1200 | www.downersgrovelibrary.org | Y | c1992 |
| DuPage County Courthouse | 421 N. County Farm Rd., Wheaton IL 60187 | 630-682-7000 | c1992 | ||
| DuPage County Genealogical Society | PO Box 3, Wheaton IL 60187 | www.dcgs.org | N | ||
| DuPage County Historical Society | 102 E. Wesley St., Wheaton IL 60187 | 630-682-7343 | www.dupage.history.org | N | c1992 |
| DuPage County Supt. of Public Schools | 421 N. County Farm Rd., Wheaton IL 60187 | c1992 | |||
| Elmhurst College Library | 190 Prospect Ave., Elmhurst IL 60126 | 630-617-3173 | www.elmhurst.edu/library | Y | c1992 |
| Elmhurst Historical Society | 120 E. Park Ave., Elmhurst IL 60126 | 630-833-1457 | www.elmhurst.org/elmhurst/museum/ | c1992 | |
| Elmhurst Public Library | 211 Prospect Ave., Elmhurst IL 60126 | 630-279-8696 | www.elmhurstpubliclibrary.org | Y | 7/2001 |
| Everton Publishers Library | PO Box 368, Logan UT 84321 | www.everton.com | c1992 | ||
| Gail Borden Public Library | 270 North Grove, Elgin IL 60120 | 847-742-2411 | www.gailborden.info/services/genealogy.html | c1992 | |
| Genealogical Forum of Elmhurst | 120 E. Park Ave., Elmhurst IL 60126 | 630-833-1457 | www.elmhurstexpress.com/FORUM/ | ||
| Genealogical Society, LDS | 35 North West Temple St., Salt Lake City UT 84150 | Y | c1992 | ||
| Glen Ellyn Historical Society | 800 N. Main St., Glen Ellyn IL 60137 | 630-469-1867 | www.glen-ellyn.com/historical | c1992 | |
| Glen Ellyn Public Library | 400 Duane St., Glen Ellyn IL 60137 | 630-469-0879 | www.gepl.org | Y | c1992 |
| Glenside Public Library | 25 E. Fullerton, Glendale Hts. IL 60139 | 630-260-1550 | www.glensidepld.org | Y | c1992 |
| Graue Mill Museum | York & Spring Rds., Oak Brook IL 60521 | 630-655-2090 | www.grauemill.org | ||
| Helen M. Plum Memorial Library | 110 W. Maple St., Lombard IL 60148 | 630-627-0316 | www.plum.lib.il.us | Y | c1992 |
| Hinsdale Historical Society | 15 S. Clay St., Hinsdale IL 60521 | 630-789-2600 | www.hinsdalehistory.org/ | c1992 | |
| Hinsdale Public Library | 20 E. Maple St., Hinsdale IL 60521 | 630-986-1976 | www.hinsdale.lib.il.us | Y | c1992 |
| Illinois State Historical Library | Old State Capitol, Springfield IL 62701-1507 | 217-524-7216 | www.state.il.us/hpa/lib | c1992 | |
| Indian Prairie Public Library | 401 Plainfield Rd., Darien IL 60561 | 630-887-8760 | www.indianprairie.lib.il.us | Y | c1992 |
| Itasca Area Historical Society | 101 W. Catalpa, Itasca IL 60143 | 630-773-3364 | c1992 | ||
| Itasca Community Library | 500 W. Irving Park Rd., Itasca IL 60143 | 630-773-1699 | www.itasca.com/villagelibrary/library | Y | c1992 |
| Lisle Depot Museum | 919 Burlington Ave., Lisle IL 60532 | 630-968-2747 | www.lisleparkdistrict.org/lspbuildings.htm#Lisle%20Depot%20Museum | ||
| Lisle Library District | 777 Front St., Lisle IL 60532 | 630-961-1675 | www.lislelibrary.org | c1992 | |
| Lombard Historical Society | 23 W. Maple St., Lombard IL 60148 | 630-629-1885 | www.lombardhistory.org | c1992 | |
| Naperville Heritage Society | 523 S. Webster St., Naperville IL 60540 | 630-420-6010 | www.napersettlement.org | Y | 3/2002 |
| Naperville LDS Branch Library | 25W341 Ridgeland Rd., Naperville IL 60540 | 630-505-0233 | c1992 | ||
| National Archives, Great Lakes Br | 7358 S. Pulaski Rd., Chicago IL 60629-5898 | 773-948-9019 | www.archives.gov/facilities/il/chicago.html | c1992 | |
| Newberry Library | 60 W. Walton St., Chicago IL 60629 | 312-943-9090 | www.newberry.org | P | 12/2003 |
| Nichols Library | 200 W. Jefferson Ave., Naperville IL 60540 | 630-961-4100 | naperville-lib.org | Y | c1992 |
| North Central College Oesterle Library | 320 E. School Ave., Naperville IL 60540 | 630-637-5700 | northcentralcollege.org | Y | 7/02 |
| Oak Brook Free Public Library | 1112 Oak Brook Rd., Oak Brook IL 60523 | 630-990-2222 | www.oak-brook.lib.il.us | Y | c1992 |
| Records in Local Churches | , | c1992 | |||
| Reference not located | , | ||||
| Roselle Historical Foundation | 102 S. Prospect St., Roselle IL 60172 | 630-351-5300 | www.roselle.il.us/community/historicaloverview.html | N | c1992 |
| Roselle Public Library District | 40 S. Park St., Roselle IL 60172 | 630-529-1641 | www.catalog.roselle.lib.il.us | Y | c1992 |
| Villa Park Historical Society | 220 S. Villa Ave., Villa Park IL 60181 | 630-941-0223 | www.vphistoricalsociety.com | Y | c1992 |
| Villa Park Public Library | 305 S. Ardmore, Villa Park IL 60181 | 630-834-2264 | www.villapark..lib.il.us | Y | c1992 |
| Warrenville Historical Society | 3S530 Second St., Warrenville IL 60555 | 630-393-4215 | www.warrenville.com/whis/ | 5/2001 | |
| Warrenville Public Library | 28W751 Stafford Pl., Warrenville IL 60555 | 630-393-1171 | www.warrenville.com | Y | 8/2001 |
| West Chicago City Museum | 132 Main St., West Chicago IL 60185 | 630-231-3376 | www.westchicago.org/qol/museums.php | N | 9/2003 |
| West Chicago Public Library | 118 W. Washington St., West Chicago IL 60185 | 630-231-1552 | www.westchicago.lib.il.us | Y | c1992 |
| Westmont Area Historical Society | 117 S. Linden, Westmont IL 60559 | 630-960-3392 | www.wpd4fun.org/history.htm | c1992 | |
| Westmont Public Library | 428 N. Cass, Westmont IL 60559 | 969-5625 | www.westmontlibrary.org | N | c1992 |
| Wheaton College Library | 510 Irving Ave., Wheaton IL 60187 | 630-752-5102 | www.library.wheaton.edu | Y | c1992 |
| Wheaton Public Library | 225 N. Cross St., Wheaton IL 60187 | 630-668-1374 | wpl.wheaton.lib.il.us | Y | 3/2003 |
| Winfield Historical Society | 0S291 Winfield Rd., Winfield IL 60190 | 630-653-7599 | www.winfieldhistory.com | ||
| Winfield Public Library | 0S291 Winfield Rd., Winfield IL 60190 | 630-653-7599 | www.winfield.lib.il.us | N | 6/2001 |
| Wood Dale Historical Society | 850 N. Wood Dale Rd., Wood Dale IL 60191 | 630-595-8777 | c1992 | ||
| Wood Dale Public Library | 520. N. Wood Dale Rd., Wood Dale IL 60191 | 630-766-6762 | www.wooddalelibrary.org | N | c1992 |
| Woodridge Public Library | 3 Plaza Dr., Woodridge IL 60517 | 630-964-7899 | woodridgelibrary.org | Y | c1992 |