Chapter | Former chapter name | Charter date and range | Institution | Location | Status | References |
Connecticut Iota | Iota | March 21, 1895 – 1906; 1917–1932 | Yale University | New Haven, Connecticut | Inactive | |
New York Alpha | Alpha | 1896–1901, 1908–1931, 195x ?–1964 | Columbia University | New York City, New York | Inactive | |
New York Beta | Beta | 1896–1902, 1959–1973 | City College of New York | New York City, New York | Inactive | [a] |
Pennsylvania Epsilon Zeta | Zeta | 1896–1900, 1912–1914, 1917–2019 | University of Pennsylvania | Philadelphia, Pennsylvania | Inactive | [b] |
New York Gamma | Gamma | 1896–1901, 1910–1973 | New York University | New York City, New York | Inactive | [c] |
New York Delta | Delta | 1896–1901, 1911–1973 | Cornell University | Ithaca, New York | Inactive | [b] |
Massachusetts Delta Epsilon | Nu | 1896–1900 | Harvard University | Cambridge, Massachusetts | Inactive | |
Massachusetts Theta | Delta Nu | 1897–1900, 1941 | Massachusetts Institute of Technology | Cambridge, Massachusetts | Active | [d] |
Illinois Omicron | Omicron | 1897–1898, 1919–11949 | University of Chicago | Chicago, Illinois | Inactive | |
New York Xi | Xi | 1897–1900 | Union College | Schenectady, New York | Inactive | |
Michigan Epsilon | Epsilon | 1913–1915, 1924–1979, 1978–1980, 1988–1993, 1997–2000, 2009–2013 | University of Michigan | Ann Arbor, Michigan | Inactive | [e] |
Pennsylvania Gamma Sigma | Gamma Sigma | 1914–2014, 2017 | University of Pittsburgh | Pittsburgh, Pennsylvania | Active | [f] |
Pennsylvania Lambda | Lambda | 1915–1995, 2024 | Lehigh University | Bethlehem, Pennsylvania | Active | [g] |
New Jersey Theta | Theta | 1916–1996 | Stevens Institute of Technology | Hoboken, New Jersey | Inactive | |
Canada Eta | Eta | 1921–1942, 1988–2003 | McGill University | Montreal, Quebec, Canada | Inactive | |
Canada Kappa | Kappa | 1922–1966, 1969–1989 | University of Toronto | Toronto, Ontario, Canada | Inactive | |
West Virginia Mu | Mu | 1922–1959 | West Virginia University | Morgantown, West Virginia | Colony | [h][i] |
New Hampshire Pi | Pi | 1924–1971 | Dartmouth College | Hanover, New Hampshire | Inactive | [j] |
Maryland Rho | Rho | 1925–1943, 1979–1991 | Johns Hopkins University | Baltimore, Maryland | Inactive | [k] |
Wisconsin Omega | Tau | 1926–1968, 1984 | University of Wisconsin–Madison | Madison, Wisconsin | Active | [l] |
Massachusetts Upsilon | Upsilon | 1927–1931 | Amherst College | Amherst, Massachusetts | Inactive | [m] |
Nebraska Chi | | 1929–1952 | Creighton University | Omaha, Nebraska | Inactive | [n] |
Rhode Island Phi | | 1929–1963 | Brown University | Providence, Rhode Island | Inactive | |
Virginia Psi | | 1929–2003 | College of William & Mary | Williamsburg, Virginia | Inactive | [o] |
Virginia Omega Alpha | | 1932–1944, 1969–200x ?, 20xx ? | University of Virginia | Charlottesville, Virginia | Active | [p] |
North Carolina Omega Beta | | 1940–1984, 1999–2022 | University of North Carolina at Chapel Hill | Chapel Hill, North Carolina | Inactive | [q] |
Pennsylvania Sigma | | 1940–1983 | Lafayette College | Easton, Pennsylvania | Inactive | [r] |
Ohio Mu | | 1941–1973, 1992–2003 | University of Cincinnati | Cincinnati, Ohio | Colony | [s][i] |
California Kappa | | 1941–1952 | University of Southern California | Los Angeles, California | Inactive | [t] |
Missouri Pi | | 1941–1967 | Washington University in St. Louis | St. Louis, Missouri | Inactive | [u] |
California Tau | | 1941 | University of California, Berkeley | Berkeley, California | Active | [v] |
California Upsilon | | 1941–1969 | University of California, Los Angeles | Los Angeles, California | Inactive | [w] |
Oklahoma Iota | | 1941–1963 | University of Oklahoma | Norman, Oklahoma | Inactive | [x] |
Florida Delta | | 1941–2023 | University of Florida | Gainesville, Florida | Inactive | [y] |
Pennsylvania Alpha Delta | | 1941–2008, 2012 | Temple University | Philadelphia, Pennsylvania | Active | [z] |
Ohio Alpha Epsilon | | 1941–1943, 1960–1978, 2021 | Ohio State University | Columbus, Ohio | Active | [5][aa] |
South Carolina Alpha Zeta | | 1941–1950 | University of South Carolina | Columbia, South Carolina | Inactive | [ab] |
Indiana Alpha Theta | | 1941–1959, 2016 | Indiana University Bloomington | Bloomington, Indiana | Active | [ac] |
Illinois Tau Delta | | 1941–2009, 2013–2016 | University of Illinois Urbana-Champaign | Champaign, Illinois | Inactive | [ad] |
Pennsylvania Omega Gamma | | 1942–1984, 19xx ?–2017 | Pennsylvania State University | State College, Pennsylvania | Inactive | [ae] |
New York Omega Epsilon | | 1943–1947, 1988–1997, 2001 | University at Buffalo | Buffalo, New York | Active | [ae] |
Florida Omega Eta | | 1946–1962 | University of Miami | Coral Gables, Florida | Inactive | |
Pennsylvania Tau Omega | | 1947–1999 | Franklin & Marshall College | Lancaster, Pennsylvania | Inactive | [af] |
Pennsylvania Omega Kappa | | 1948–1981 | Washington & Jefferson College | Washington, Pennsylvania | Inactive | [ag] |
Massachusetts Alpha Epsilon | | 1949–1986 | University of Massachusetts Lowell | Lowell, Massachusetts | Inactive | [ah] |
New York Beta Lambda | | 1945–1953, 1972–1976, 19xx?–1993 | Syracuse University | Syracuse, New York | Inactive | [ai] |
New York Omega Mu | | 1951–1966 | New York University Washington Square and University College | Manhattan, New York City, New York | Inactive | |
New York Kappa Tau | | 1954 | Rensselaer Polytechnic Institute | Troy, New York | Active | [aj] |
New York Sigma Tau | | 1958–1973 | Brooklyn College | New York City, New York | Inactive | |
Indiana Alpha Delta | | 1958–1999 | Indiana State University | Terre Haute, Indiana | Inactive | [ak] |
Maine Beta Chi | | 1959–1984 | Colby College | Waterville, Maine | Inactive | [al] |
Virginia Lambda Kappa | | 1959–1997, 2018 | Roanoke College | Salem, Virginia | Active | [am] |
Colorado Alpha Beta | | 1960–1973 | University of Denver | Denver, Colorado | Inactive | |
Ohio Beta Sigma | | 1960–1968 | Ohio Wesleyan University | Delaware, Ohio | Inactive | [an] |
Ohio Beta Tau | | 1960 | Baldwin Wallace University | Berea, Ohio | Active | [ao] |
Colorado Alpha Iota | | 1960–1963 | University of Colorado Boulder | Boulder, Colorado | Inactive | [ap] |
New Jersey Alpha Lambda | | 1961–1969, 2017–2020 | Rutgers University–New Brunswick | New Brunswick, New Jersey | Inactive | [aq] |
New York Phi Lambda | | 1963–1994, 2013 | Adelphi University | Garden City, New York | Active | [ar] |
Pennsylvania Delta Iota | | 1965–2000, 2018 | Drexel University | Philadelphia, Pennsylvania | Active | [as] |
Connecticut Alpha Chi | | 1966–1969 | University of Hartford | West Hartford, Connecticut | Inactive | [at] |
New York Alpha Mu | | 1967–1970 | Lehman College | Bronx, New York | Inactive | [au] |
Massachusetts Kappa Nu | | 1967–1981, 2000–2002 | University of Massachusetts Amherst | Amherst, Massachusetts | Inactive | [av] |
New York Delta Epsilon | | 1967–1999 | LIU Post | Brookville, New York | Inactive | |
New York Lambda Delta | | 1967–1971 | Queens College, City University of New York | Flushing, Queens, New York City, New York | Inactive | |
New York Eta Chi | | 1968–1975 | Hobart College | Geneva, New York | Inactive | [aw] |
Pennsylvania Phi Delta | | 1968–1988 | Alliance College | Cambridge Springs, Pennsylvania | Inactive | [ax][ay] |
Connecticut Delta Kappa | | 1968–1971 | University of Bridgeport | Bridgeport, Connecticut | Inactive | |
Connecticut Tau Kappa | | 1968–1975 | Quinnipiac University | Hamden, Connecticut | Inactive | [az] |
New Mexico Sigma Chi | | 1968–1972 | New Mexico Highlands University | Las Vegas, New Mexico | Inactive | |
Pennsylvania Gamma Chi | | 1968–1977 | West Chester University | West Chester, Pennsylvania | Inactive | |
Pennsylvania Phi Sigma | | 1969 | Saint Joseph's University | Philadelphia, Pennsylvania | Active | [ba] |
Texas Lambda | | 1969–1973, 1994–2003 | University of Texas at Austin | Austin, Texas | Inactive | [bb] |
Rhode Island Gamma Upsilon | | 1970–1974 | University of Rhode Island | Houlton, Maine | Inactive | |
Maine Kappa Beta | | 1970–1976 | Ricker College | Las Vegas, New Mexico | Inactive | [bc] |
Florida Delta Tau | | 1971–1992 | Jacksonville University | Jacksonville, Florida | Inactive | |
North Carolina Delta Zeta | | 1971–1978, 1994–200x ? | East Carolina University | Greenville, North Carolina | Colony | [bd] |
Pennsylvania Omega Delta | | 1971–2005 | Penn State Altoona | Logan Township, Pennsylvania | Inactive | |
Texas Alpha Omega | | 1972–1975 | Texas Tech University | Lubbock, Texas | Inactive | |
Pennsylvania Beta Zeta | | 1972–1996 | Carnegie Mellon University | Pittsburgh, Pennsylvania | Inactive | [be] |
New Jersey Beta Theta | | 1972–1983 | Rutgers University–Newark | Newark, New Jersey | Inactive | [bf] |
Canada Kappa Iota | | 1972–2003 | University of Western Ontario | London, Ontario, Canada | Inactive | [bg] |
New York Beta Omicron | | 1972–2012, 2017 | St. John's University | New York City, New York | Active | [bh] |
North Carolina Omega Zeta | | 1978–1997, 2012 | Western Carolina University | Cullowhee, North Carolina | Active | |
Pennsylvania Beta Upsilon | | 1982–2005 | East Stroudsburg University of Pennsylvania | East Stroudsburg, Pennsylvania | Inactive | |
North Carolina Zeta Alpha | | 1983–1992, 1997–2002 | University of North Carolina at Asheville | Asheville, North Carolina | Inactive | |
Michigan Mu Delta | | 1984–1994 | Michigan State University | East Lansing, Michigan | Inactive | |
Pennsylvania Alpha Xi | | 1984–1988 | King's College | Wilkes-Barre, Pennsylvania | Inactive | |
Pennsylvania Sigma Upsilon | | 1984 | Shippensburg University of Pennsylvania | Shippensburg, Pennsylvania | Active | |
Virginia Omega Rho | | 1984–2013 | Virginia Commonwealth University | Richmond, Virginia | Colony | |
Virginia Omicron Zeta | | 1984–xxxx?, 2010–2023 | Virginia Tech | Blacksburg, Virginia | Inactive | |
Maryland Pi Phi | | 1985–2012 | Towson University | Towson, Maryland | Inactive | |
New York Kappa Alpha | | 1985–2005 | University at Albany, SUNY | Albany, New York | Inactive | |
Alabma Alpha Zeta | | 1986–1990 | Auburn University | Auburn, Alabama | Inactive | |
Massachusetts Kappa Theta | | 1986–1996 | Boston University | Boston, Massachusetts | Inactive | |
Maryland Kappa Delta | | 1986–19xx ?, 2017 | Salisbury University | Salisbury, Maryland | Active | [bi] |
Michigan Alpha Omega | | 1986–2016 | Siena Heights University | Adrian, Michigan | Inactive | |
New York Kappa Gamma | | 1986–2001 | State University of New York at Cortland | Cortland, New York | Inactive | |
Canada Kappa Kappa | | 1987–2016 | University of Windsor | Windsor, Ontario, Canada | Inactive | |
Pennsylvania Kappa Eta | | 1987–2016 | Widener University | Chester, Pennsylvania | Inactive | |
Florida Kappa Epsilon | | 1987–2002 | Florida Atlantic University | Boca Raton, Florida | Inactive | |
Pennsylvania Kappa Omega | | 1988–1994 | Albright College | Reading, Pennsylvania | Inactive | [bj] |
California Tau Alpha | | 1988–1990; 2020–2023 | San Francisco State University | San Francisco, California | Inactive | |
Michigan Delta Beta | | 1989–2018 | Ferris State University | Big Rapids, Michigan | Inactive | |
Pennsylvania Delta Phi | | 1989–1998 | Edinboro University of Pennsylvania | Edinboro, Pennsylvania | Inactive | |
New York Omicron Rho | | 1990–2019 | Binghamton University | Vestal, New York | Inactive | |
New Jersey Omicron Kappa | | 1991–1993 | Fairleigh Dickinson University | Madison, New Jersey | Inactive | |
New York Iota Chi | | 1991–1993 | Ithaca College | Ithaca, New York | Inactive | |
Virginia Delta Chi | | 1991–2018 | University of Virginia's College at Wise | Wise, Virginia | Inactive | |
Minnesota Kappa Chi | | 1991–2017 | Winona State University | Winona, Minnesota | Disaffiliated | |
Pennsylvania Gamma Zeta | | 1991–1993 | Robert Morris College | Chicago, Illinois | Inactive | |
Florida Delta Upsilon | | 1992 | Florida Institute of Technology | Melbourne, Florida | Active | |
Virginia Alpha Psi | | 1992–2011, 2015 | Christopher Newport University | Newport News, Virginia | Active | |
Maryland Chi Mu | | 1992–1994 | University of Maryland, College Park | College Park, Maryland | Inactive | |
Maryland Alpha Omicron | | 1993–2011, 2014 | Frostburg State University | Frostburg, Maryland | Active | [bk] |
Delaware Delta Alpha | | 1993–1994 | University of Delaware | Newark, Delaware | Inactive | |
Texas Alpha Mu | | 1993–1994 | Texas A&M University | College Station, Texas | Inactive | |
Washington Epsilon Alpha | | 1995 | Eastern Washington University | Cheney, Washington | Active | |
North Carolina Omega Tau | | 1996–2003 | Appalachian State University | Boone, North Carolina | Inactive | |
Florida Epsilon Lambda | | 1996–2013, 2020 | Florida State University | Tallahassee, Florida | Active | |
Florida Epsilon Delta | | 1996–2002 | Lynn University | Boca Raton, Florida | Inactive | |
Florida Epsilon Eta | | 1996–2002 | Saint Leo University | St. Leo, Florida | Inactive | |
Indiana Epsilon Gamma | | 1993–2020 | Vincennes University | Vincennes, Indiana | Inactive | |
North Carolina Epsilon Kappa | | 1997–2016 | North Carolina State University | Raleigh, North Carolina | Inactive | |
Michigan Alpha Chi | | 1997–2000 | Central Michigan University | Mount Pleasant, Michigan | Inactive | |
Indiana Epsilon Iota | | 2002–2003 | Purdue University | West Lafayette, Indiana | Inactive | |
Pennsylvania Beta Gamma | | 2007–2019 | Indiana University of Pennsylvania | Indiana, Pennsylvania | Inactive | [bl] |
Pennsylvania Gamma Psi | | 2010–2013 | Lock Haven University of Pennsylvania | Lock Haven, Pennsylvania | Inactive | |
Wisconsin Chi Upsilon | | 2011–2019 | Carroll University | Waukesha, Wisconsin | Inactive | |
Wisconsin Alpha Nu | | 2012–2016 | University of Wisconsin–Stout | Menomonie, Wisconsin | Inactive | |
Virginia Theta Xi | | 2016–2019 | Radford University | Radford, Virginia | Inactive | [bm] |
Pennsylvania Alpha Gamma | | 2016 | Bloomsburg University of Pennsylvania | Bloomsburg, Pennsylvania | Active | |
Iowa Alpha Phi | | 2016–2017 | University of Northern Iowa | Cedar Falls, Iowa | Inactive | |
California Alpha Upsilon | | 2018–2023 | University of California, Merced | Merced, California | Inactive | [bn] |
New York Alpha Pi | | 2018–2023 | Stony Brook University | Stony Brook, New York | Inactive | [bn] |
Michigan Beta Alpha | | 2020–2022 | Grand Valley State University | Allendale, Michigan | Inactive | |
New York Alpha Rho | | 2022 | Pace University, Pleasantville Campus | Pleasantville, New York | Active | [bo] |
New York Alpha Tau | | 2023 | Hofstra University | Hempstead, New York | Active | [bp] |
Florida Beta Delta | | | Florida International University | University Park, Florida | Colony | [bq] |