| AIGA | New York City | 1914 |
| American Academy in Rome | Rome, New York City | 1894 |
| American Academy of Arts and Sciences | Cambridge | May 4, 1780 |
| American Antiquarian Society | Worcester | 1812 |
| American Association for the Advancement of Science | Washington, D.C. | September 20, 1848 |
| American Conservatory Theater | San Francisco | 1965 |
| American Geophysical Union | Washington, D.C. | 1919 |
| American Library Association | Chicago | October 6, 1876 |
| American Numismatic Association | Colorado Springs | 1891 |
| American Physical Society | College Park | May 20, 1899 |
| American Psychological Association | Washington, D.C. | July 1892 |
| American Sociological Association | 1430 K Street | 1905 |
| Annual Reviews | San Mateo, Palo Alto | 1932 |
| Aspen Music Festival and School | — | 1949 |
| Baltimore Museum of Art | Baltimore | 1914 |
| Brooklyn Academy of Music | Brooklyn | 1908 |
| Columbia University Press | New York City | 1893 |
| Columbus Museum of Art | Columbus | 1931 |
| Creative Commons | Mountain View | January 15, 2001 |
| Dayton Art Institute | Dayton | 1930 |
| Fairleigh Dickinson University | — | 1942 |
| George Eastman Museum | Rochester | 1905 |
| George W. Bush Presidential Center | Dallas | 2013 |
| Institute of Contemporary Art, Boston | Boston | 1936 |
| Institute of Electrical and Electronics Engineers | Manhattan | January 1963 |
| International Association of Genocide Scholars | — | 1994 |
| Library of America | New York City | 1979 |
| Mayo Clinic | Rochester | 1889 |
| Mises Institute | Auburn | 1982 |
| Modern Language Association | New York City | 1883 |
| Museum of Fine Arts, Houston | Houston | 1900 |
| New York Botanical Garden | The Bronx, New York City | 1891 |
| New York Public Library | New York City | May 23, 1895 |
| Newberry Library | Chicago | July 1, 1887 |
| NPR | Washington, D.C. | February 26, 1970 |
| Radio Free Asia | Washington, D.C. | 1994 |
| Sesame Workshop | 1 Lincoln Plaza, New York City | May 20, 1968 |
| University of North Carolina Press | Chapel Hill | 1922 |
| Ushahidi Inc. | Nairobi | January 9, 2008 |
| Watch Tower Bible and Tract Society of Pennsylvania | Warwick | 1884 |
| Woods Hole Oceanographic Institution | Woods Hole | 1930 |
| Yerba Buena Center for the Arts | San Francisco | — |