- Czech and Slovak Genealogy Society of Illinois
 - Focusing on Chicago area, Czech, Slovak, Moravian history and genealogy. - DuPage County Genealogical Society
- Query procedures, active projects, available publications, meeting topics and dates, and membership process for those searching their family roots.
- Fox Valley Genealogical Society
- Offers information about membership, meetings, publications, and workshops for those searching their family roots in Kane, Kendall, DuPage, and Will counties.
- Iroquois County Genealogical Society
- Includes information on cemetery and birth records, and area history.
- South Suburban Genealogical and Historical Society
- Founded to collect, preserve, and publish historical and genealogical materials and records.
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