| AIGA | New York City | 1914 |
| American Automobile Association | Heathrow | 1902 |
| American Bible Society | Philadelphia | May 11, 1816 |
| American Film Institute | Los Angeles | 1967 |
| American Geophysical Union | Washington, D.C. | 1919 |
| American Heart Association | Dallas | June 10, 1924 |
| American Institute of Physics | College Park | 1931 |
| American Library Association | Chicago | October 6, 1876 |
| American Psychological Association | Washington, D.C. | July 1892 |
| American Schools of Oriental Research | Boston | 1900 |
| American Society of Composers, Authors and Publishers | United States, New York City | 1914 |
| American Sociological Association | 1430 K Street | 1905 |
| Bishop Museum | Honolulu | 1889 |
| Botanical Society of America | St. Louis | 1893 |
| California Academy of Sciences | San Francisco | 1853 |
| Columbia University Press | New York City | 1893 |
| Creative Commons | Mountain View | January 15, 2001 |
| Dayton Art Institute | Dayton | 1930 |
| Ford Foundation | Ford Foundation Center for Social Justice | 1936 |
| Fordham University | New York City | 1841 |
| Geological Society of America | Boulder | 1888 |
| Gideons International | Nashville | July 1, 1899 |
| In-Q-Tel | Arlington County | 1999 |
| Institute of Contemporary Art, Boston | Boston | 1936 |
| International Association of Genocide Scholars | — | 1994 |
| Kaiser Permanente | Oakland | 1945 |
| Los Angeles Opera | Los Angeles | 1986 |
| Mayo Clinic | Rochester | 1889 |
| Minneapolis Institute of Art | Minneapolis | 1883 |
| Mises Institute | Auburn | 1982 |
| Museum of Fine Arts, Houston | Houston | 1900 |
| Museum of Modern Art | New York City | 1929 |
| National Bureau of Economic Research | Cambridge | 1920 |
| National Fire Protection Association | Quincy | 1896 |
| National Gallery of Art | Washington, D.C. | March 24, 1937 |
| National Geographic Society | Washington, D.C. | 1888 |
| New York Botanical Garden | The Bronx, New York City | 1891 |
| Radio Free Asia | Washington, D.C. | 1994 |
| Room to Read | San Francisco | 2000 |
| San Francisco Museum of Modern Art | San Francisco | 1935 |
| San Francisco Opera | San Francisco | 1923 |
| Sesame Workshop | 1 Lincoln Plaza, New York City | May 20, 1968 |
| Shen Yun | Deerpark | 2006 |
| Society for Industrial and Applied Mathematics | University City | 1951 |
| Sons of the American Revolution | Louisville | April 30, 1889 |
| The Public Theater | New York City | 1954 |
| Trinity Broadcasting Network | Costa Mesa | 1973 |
| University of North Carolina Press | Chapel Hill | 1922 |