- National Council on U.S.-Arab Relations1
- National Federation of Independent Business1
- National Federation of the Blind1
- National Football League1
- National Historic Landmarks Program (U.S.)1
- National Institutes of Health (U.S.)1
- National Rifle Association of America1
- Neas, Ralph G. (Ralph Graham), 1946-1
- Noerdlinger and Associates1
- Northwest Creative Arts1
- Osage Nation1
- Oshiro, Paul T.1
- Pell, Claiborne, 1918-20091
- Ponca Tribe of Indians of Oklahoma1
- Project Head Start1
- Ramos, Fidel V., 1928-1
- Randolph, A. Philip (Asa Philip), 1889-19791
- Reagan, Ronald1
- Report (Library of Congress. Congressional Research Service)1
- Resnik, Frank E.1
