Keeseville, New York
Bellefonte Historical Railroad Society
Silver Spring, Maryland
Peace History Society
Waynesboro Historical Society
Early American Industries Association
Queens
Carbondale, Pennsylvania
American Jewish Historical Society
Luzerne County Historical Society
College Park, Maryland
White House Historical Association
Social Science History Association
Cockeysville, Maryland
Harrisburg, Pennsylvania
Historical Society of Washington, D.C.
Waynesboro, Pennsylvania
Staten Island Historical Society
Oyster Bay (town), New York
Mid-Atlantic (United States)
American Battlefield Trust
Pittsburgh History and Landmarks Foundation
Yates County Genealogical and Historical Society
Mansfield, Pennsylvania
Elmira, New York
National Register of Historic Places
Washington County History & Landmarks Foundation
Historians of American Communism
Saranac Lake, New York
Brunswick Historical Society
New York Landmarks Conservancy
Maryland
Troy, New York
Albany, New York
Vineland Historical and Antiquarian Society
Wilkes-Barre, Pennsylvania
New Netherland Institute
The Bronx County Historical Society
Gwynedd Valley, Pennsylvania
C.V. Starr Center for the Study of the American Experience
German Historical Institute Washington DC
Dutchess County Historical Society
Washington, Pennsylvania
Community College Humanities Association
New York (state)
American Irish Historical Society
Northeast (Washington, D.C.)
Greater Astoria Historical Society
Hudson, New York
New Rochelle, New York
Advisory Council on Historic Preservation
Jay Heritage Center
Guilderland, New York
Gettysburg Battlefield Memorial Association
Antietam Historical Association
Altamont, New York
Baltimore Heritage
Baltimore
Maryland Center for History and Culture
Chemung County Historical Society
Royal Oak Foundation
St. Lawrence County Historical Association
Pennsylvania German Society
Atomic Heritage Foundation
Gettysburg, Pennsylvania
American Studies Association
Boonton Historical Society and Museum
Society for the History of Authorship, Reading and Publishing
New York Military Affairs Symposium
New York State Office of Parks, Recreation and Historic Preservation
Pittsburgh
Morgan Library & Museum
Association for the Study of Nationalities
Newark, New Jersey
Association for the Study of African American Life and History
American Historical Association
New Jersey Historical Society
Clinton Historical Society (Clinton, New York)
Freehold Borough, New Jersey
Brooklyn
Veteran Corps of Artillery of the State of New York
Historic Preservation Fund
Johnny Reb Gaming Society
Moravian Historical Society
Historical Society of the Episcopal Church
The Bronx
Presbyterian Historical Society
National Society of the Colonial Dames of America
Bellefonte, Pennsylvania
Wilmington, Delaware
Historical Society of Western Pennsylvania
Philadelphia
World Monuments Fund
National Trust for Historic Preservation
Reading, Pennsylvania
Vineland, New Jersey
United States Committee of the International Council on Monuments and Sites
Society of American Historians
Trenton, New Jersey
Montclair Historical Society
Newton, New Jersey
Frederick and Pennsylvania Line Railroad Museum
United Railroad Historical Society of New Jersey
Nazareth, Pennsylvania
Historic Districts Council
Flemington, New Jersey
Historical Society of Baltimore County
Supreme Court Historical Society
Rensselaer County Historical Society
Berkshire Conference of Women Historians
Staten Island
Allentown, Pennsylvania
Kinzers, Pennsylvania
Roxbury, New York
Delaware
Municipal Art Society
Naval Historical Foundation
Historic Saranac Lake
Chestertown, Maryland
Ulster & Delaware Railroad Historical Society
Hebron, Maryland
West Chester, Pennsylvania
Northwest (Washington, D.C.)
Poughkeepsie, New York
Rough and Tumble Engineers Historical Association
Columbia County Historical Society
York, Pennsylvania
New Jersey Historic Trust
New York Historical
Ithaca, New York
Brooklyn Historical Society
Historical Society of Frankford
Delaware Historical Society
Basking Ridge, New Jersey
Theodore Roosevelt Association
United States Capitol Historical Society
Canton, New York
Building at 44 Central Avenue
Walkersville, Maryland
Historical Society of Pennsylvania
Brunswick, New York
Palmyra (village), New York
Historical Society of Berks County
Rye, New York
American Institute for Conservation
Penn Yan, New York
Clinton, Oneida County, New York
Clarksville, Maryland
Society for Classical Studies
Pennsylvania Railroad Technical and Historical Society
Association of Black Women Historians
Schenectady County Historical Society
Pennsylvania Historical Association
Monmouth County Historical Association
Schenectady, New York
Business History Conference
Leo Baeck Institute New York
Boonton, New Jersey
Academy of Certified Archivists
The Renaissance Society of America
Queens Historical Society
Thomas Paine National Historical Association
Society for History in the Federal Government
Pennsylvania Historical and Museum Commission
Society for Historians of the Early American Republic
Adirondack Architectural Heritage
Naval History and Heritage Command
The Historical Society of the Somerset Hills
Lehigh County Historical Society
Manhattan
Southeast (Washington, D.C.)
New Jersey
Carbondale Historical Society and Museum
Washington, D.C.
National History Day
Chester County History Center
Gilder Lehrman Institute of American History
New Jersey Historical Commission
Hunterdon County Historical Society
Sussex County Historical Society (New Jersey)
American Society for Eighteenth-Century Studies
Florida House on Capitol Hill
New York City
Montclair, New Jersey
German Society of Pennsylvania
Buffalo, New York
Historic Palmyra, Palmyra Historical Society