- S1971-1972 #120: Department of Anthropology (UC Berkeley)/Robert Fleming Heizer (April 3, 1972–October 14, 1980)285 objects
- S1960-1961 #1 [formerly I-60-B]: Nevada State Museum/Richard Shutler Jr. (October 31, 1960–August 15, 1963)228 objects
- S1979-1980 #66: Department of Anthropology (CSU Sacramento) (May 13, 1980–July 14, 1980)187 objects
- S2002-2003 #14: Pacific Legacy, Inc./Thomas L. Jackson (February 21, 2003–February 21, 2004)181 objects
- S1977-1978 #63: Department of Anthropology (UC Berkeley)/Robert Fleming Heizer (1978–October 14, 1980)100 objects
- S1990-1991 #3: University of California, Riverside (August 14, 1990–November 20, 1992)95 objects
- S1967-1968 #111: Department of Anthropology (UC Davis)/Jerald Jay Johnson (February 20, 1969–February 18, 1982)85 objects
- S1968-1969 #82: University of California, Davis (February 20, 1969–unknown)85 objects
- S1971-1972 #17: University of California, Riverside/James F. O'Connell (August 20, 1971–1972)51 objects
- S1964-1965 #8: University of California, Santa Barbara/Jay Ruby (August 26, 1964–April 17, 1967)49 objects
- S1977-1978 #38: Department of Anthropology (UC Berkeley) (March 2, 1978–March 18, 1978)36 objects
- S1964-1965 #98: Wayne State University/Gordon L. Grosscup (May 20, 1965–August 10, 1984)32 objects
- S1965-1966 #17: Department of Anthropology (UC Berkeley)/Robert Fleming Heizer (September 20, 1965–June 27, 1966)31 objects
- S1972-1973 #77: Department of Anthropology (UC Berkeley)/Thomas Roy Hester (April 6, 1973–July 4, 1973)26 objects
- S1969-1970 #135: Department of Anthropology (UC Berkeley)/Robert Fleming Heizer (June 8, 1970–July 30, 1970)24 objects
- S1977-1978 #40: Department of Anthropology (UC Berkeley) (February 23, 1978–April 3, 1978)23 objects
- S1991-1992 #29: United States Forest Service/James L. Boyton (May 21, 1992–August 2, 1995)23 objects
- S1970-1971 #82: Department of Anthropology (UC Berkeley)/Thomas Roy Hester (February 11, 1971–April 20, 1973)21 objects
- S1997-1998 #8: California State University, Chico/Nette Martinez (March 23, 1998–May 29, 2008)21 objects
- S2007-2008 #8: Department of Anthropology (UC Berkeley)/Kent Lightfoot (February 25, 2008–June 24, 2010)14 objects