- American Association for State and Local History
- American Association for the History of Medicine
- American Battlefield Trust
- American Council of Learned Societies
- American Historical Association
- American Political Science Association
- American Society for Environmental History
- American Society for Legal History
- Archival Researchers Association
- Association for Documentary Editing
- Association of Professional Genealogists
- Association of University Presses
- Association of Centers for the Study of Congress
- Berkshire Conference of Women Historians
- Business History Conference
- Central European History Society
- Connecticut Coalition for History
- Council of State Archivists
- Economic History Association
- Federation of State Humanities Councils
- Gilder Lehrman Institute of American History
- HISTORY
- History of Science Society
- Immigration and Ethnic History Society
- Mid-Atlantic Regional Archives Conference
- National Association of Government Archives & Records Administrators
- National Council for History Education
- National Council for the Social Studies
- National Council on Public History
- National Genealogical Society
- National Security Archive
- Omohundro Institute of Early American History and Culture
- Oral History Association
- Organization of American Historians
- Records Preservation and Access Coalition
- Society for Historians of American Foreign Relations
- Society for History in the Federal Government
- Society for Military History
- Society of American Archivists
- Society of American Historians
- Southern Historical Association
- Urban History Association
- Western History Association