National Association for the Advancement of Colored People | National Association for the Advancement of Colored People |
National Association of Securities Dealers | NASD |
National Audubon Society | National Audubon Society |
National Basketball Association | National Basketball Association |
National Broadcasting Company | NBC |
National Center for Atmospheric Research | National Center for Atmospheric Research |
National Center for Biotechnology Information | National Center for Biotechnology Information |
National Center for Supercomputing Applications | National Center for Supercomputing Applications |
National Collegiate Athletic Association | National Collegiate Athletic Association |
National Congress of American Indians | National Congress of American Indians |