| Chapter | Installation date and range | Institution | Location | Status | References |
|---|
| Alpha | November 9, 1874 – 1984 | Colby College | Waterville, Maine | Inactive | [a] |
| Beta | 1890–1893 | Colby College | Waterville, Maine | Consolidated | [b] |
| Gamma | 1892–1893 | Colby College | Waterville, Maine | Consolidated | [b] |
| Delta | March 9, 1904 – 1971; September 8, 1990 | Boston University | Boston, Massachusetts | Active | [4] |
| Epsilon | 1905–1998 | Syracuse University | Syracuse, New York | Inactive | |
| Zeta | February 24, 1905 – 19xx ?; November 9, 1987 | George Washington University | Washington, D.C. | Active | [5] |
| Eta | February 22, 1906 | Illinois Wesleyan University | Bloomington, Illinois | Active | |
| Theta | February 22, 1906 – 2016 | University of Illinois at Urbana-Champaign | Urbana and Champaign, Illinois | Inactive | |
| Iota | 1908–1967, 1988–1993 | The University of Denver | Denver, Colorado | Inactive | |
| Kappa | 1908–1910 | Brown University | Providence, Rhode Island | Inactive | |
| Lambda | April 23, 1910 | University of California, Berkeley | Berkeley, California | Active | [6] [c] |
| Mu | 1910 | University of Washington | Seattle, Washington | Active | |
| Nu | 1911–1968 | Middlebury College | Middlebury, Vermont | Inactive | |
| Xi | February 4, 1913 | University of Kansas | Lawrence, Kansas | Active | [7] [d] |
| Omicron | 1913–1956 | Tufts University | Medford and Somerville, Massachusetts | Inactive | [8] |
| Pi | 1915–1930 | Stanford University | Stanford, California | Inactive | |
| Rho | 1917–1940 | Randolph-Macon Women's College | Lynchburg, Virginia | Inactive | |
| Sigma | 1917–1964 | Southern Methodist University | University Park, Texas | Inactive | |
| Tau | 1918–1994, Spring 2016 | Indiana University | Bloomington, Indiana | Active | |
| Upsilon | May 31, 1918 | Oregon State University | Corvallis, Oregon | Active | [e] |
| Phi | March 8, 1919 | University of Rhode Island | Kingston, Rhode Island | Active | |
| Chi | 1919–1998 | Ohio State University | Columbus, Ohio | Inactive | |
| Psi | 1919–1958 | University of Wisconsin–Madison | Madison, Wisconsin | Inactive | |
| Omega | 1920–1999 | Florida State University | Tallahassee, Florida | Inactive | |
| Alpha Alpha | | | | Unassigned | |
| Alpha Beta | 1920–1964 | University at Buffalo | Buffalo, New York | Inactive | |
| Alpha Gamma | February 12, 1921 – June 1, 1980; January 23, 1988 | Washington State University | Pullman, Washington | Active | [f] |
| Alpha Delta | April 16, 1921 | University of Tennessee | Knoxville, Tennessee | Active | |
| Alpha Epsilon | May 7, 1921 | Iowa State University | Ames, Iowa | Active | |
| Alpha Zeta | 1921–1957 | Cornell University | Ithaca, New York | Inactive | [8] |
| Alpha Eta | 1921–1961 | University of Minnesota | Minneapolis and Saint Paul, Minnesota | Inactive | [9] |
| Alpha Theta | 1922 | University of Louisville | Louisville, Kentucky | Active | |
| Alpha Iota | 1922–2001 | Miami University | Oxford, Ohio | Inactive | |
| Alpha Kappa | 1923–1972 | University of Nebraska-Lincoln | Lincoln, Nebraska | Inactive | |
| Alpha Lambda | 1923–1976 | Adelphi University | Garden City, New York | Inactive | |
| Alpha Mu | February 16, 1924 | University of Michigan | Ann Arbor, Michigan | Active | |
| Alpha Nu | May 30, 1924 – 1981 | University of Montana | Missoula, Montana | Inactive | |
| Alpha Xi | 1924–1932 | University of Iowa | Iowa City, Iowa | Inactive | |
| Alpha Omicron | 1925–1993 | University of California, Los Angeles | Los Angeles, California | Inactive | |
| Alpha Pi | 1925–1940 | Ohio Wesleyan University | Delaware, Ohio | Inactive | |
| Alpha Rho | 1926–1940 | Vanderbilt University | Nashville, Tennessee | Inactive | |
| Alpha Sigma | 1926 | Westminster College, Pennsylvania | New Wilmington, Pennsylvania | Active | |
| Alpha Tau | May 28, 1927 | Michigan State University | East Lansing, Michigan | Active | |
| Alpha Upsilon | 1928–1936 | University of North Dakota | Grand Forks, North Dakota | Inactive | |
| Alpha Phi | April 28, 1928 – 1982; 1990–2004; 2015 | University of Oregon | Eugene, Oregon | Active | [10] [g] |
| Alpha Chi | 1929 | Georgetown College | Georgetown, Kentucky | Active | |
| Alpha Psi | 1931–1967 | Duke University | Durham, North Carolina | Inactive | |
| Alpha Omega | 1932–1943, 1988–1995, 2018 | University of Alabama | Tuscaloosa, Alabama | Active | [11] |
| Beta Alpha | | | | Unassigned | |
| Beta Beta | 1932–1936 | University of South Carolina | Columbia, South Carolina | Inactive | |
| Beta Gamma | 1933–1955 | University of Manitoba | Winnipeg, Manitoba, Canada | Inactive | |
| Beta Delta | 1939–1969 | University of Miami | Miami, Florida | Inactive | |
| Beta Epsilon | March 16, 1940 | Louisiana Tech University | Ruston, Louisiana | Active | |
| Beta Zeta | April 27, 1940 | University of Maryland, College Park | College Park, Maryland | Active | |
| Beta Eta | April 15, 1944 | University of Massachusetts Amherst | Amherst, Massachusetts | Active | |
| Beta Theta | 1944 | Marietta College | Marietta, Ohio | Active | |
| Beta Iota | 1945–1967 | Carnegie Mellon University | Pittsburgh, Pennsylvania | Inactive | |
| Beta Kappa | 1947–1997 | Colorado State University | Fort Collins, Colorado | Inactive | |
| Beta Lambda | 1947–1969 | Utah State University | Logan, Utah | Inactive | |
| Beta Mu | April 19, 1947 | Culver-Stockton College | Canton, Missouri | Active | [12] |
| Beta Nu | May 17, 1947 | Bradley University | Peoria, Illinois | Active | |
| Beta Xi | 1947–2010, Fall 2015 | University of Memphis | Memphis, Tennessee | Active | |
| Beta Omicron | | | | Unassigned | |
| Beta Pi | 1947–1959 | Illinois Institute of Technology | Chicago, Illinois | Inactive | |
| Beta Rho | 1948–1971 | San Jose State University | San Jose, California | Inactive | |
| Beta Sigma | 1948 | Purdue University | West Lafayette, Indiana | Active | [13] [h] |
| Beta Tau | April 2, 1949 | University of Florida | Gainesville, Florida | Active | |
| Beta Upsilon | May 14, 1949 | Ohio University | Athens, Ohio | Active | |
| Beta Phi | 1950–1964 | Idaho State University | Pocatello, Idaho | Inactive | |
| Beta Chi | 1950–2002 | University of California Santa Barbara | Santa Barbara, California | Inactive | |
| Beta Psi | 1950–2007 | San Diego State University | San Diego, California | Inactive | |
| Beta Omega | 1950 | University of Nebraska at Omaha | Omaha, Nebraska | Active | |
| Gamma Alpha | 1950 | University of Northern Colorado | Greeley, Colorado | Active | [14] |
| Gamma Beta | 1950 | Western Michigan University | Kalamazoo, Michigan | Active | |
| Gamma Gamma | 1952 | Indiana State University | Terre Haute, Indiana | Active | [15] |
| Gamma Delta | January 5, 1952 | Thiel College | Greenville, Pennsylvania | Active | [16] |
| Gamma Epsilon | April 19, 1952 | Indiana University of Pennsylvania | Indiana, Pennsylvania | Active | [17] |
| Gamma Zeta | January 6, 1954 – 2018 | Northern Illinois University | DeKalb, Illinois | Inactive | [16] |
| Gamma Eta | March 6, 1954 | Ball State University | Muncie, Indiana | Active | [18] |
| Gamma Theta | January 29, 1955 | California State University, Long Beach | Long Beach, California | Active | [16] |
| Gamma Iota | 1955–1984 | Texas Tech University | Lubbock, Texas | Inactive | |
| Gamma Kappa | April 23, 1955 | Southern Illinois University | Carbondale, Illinois | Active | [i] |
| Gamma Lambda | March 24, 1956 | East Tennessee State University | Johnson City, Tennessee | Active | |
| Gamma Mu | 1956 | Eastern Illinois University | Charleston, Illinois | Active | |
| Gamma Nu | 1956–1990 | Gettysburg College | Gettysburg, Pennsylvania | Inactive | |
| Gamma Xi | 1957–1991 | Lambuth University | Jackson, Tennessee | Inactive | |
| Gamma Omicron | 1957–1959 | Morningside College | Sioux City, Iowa | Inactive | |
| Gamma Pi | September 27, 1958 – February 17, 2014 | Kentucky Wesleyan College | Owensboro, Kentucky | Inactive | [19] [20] [j] |
| Gamma Rho | 1958–1991 | Western Carolina University | Cullowhee, North Carolina | Inactive | |
| Gamma Sigma | 1959–1965 | Carroll College | Waukesha, Wisconsin | Inactive | |
| Gamma Tau | May 23, 1959 | Midwestern State University | Wichita Falls, Texas | Active | |
| Gamma Upsilon | November 21, 1959 | California University of Pennsylvania | California, Pennsylvania | Active | |
| Gamma Phi | April 23, 1960 | North Carolina State University | Raleigh, North Carolina | Active | |
| Gamma Chi | 1960–1988 | Stephen F. Austin University | Nacogdoches, Texas | Inactive | |
| Gamma Psi | January 21, 1961 | Tennessee Wesleyan College | Athens, Tennessee | Active | |
| Gamma Omega | February 2, 1962 | Wittenberg University | Springfield, Ohio | Active | |
| Delta Alpha | September 15, 1959 | Eastern Michigan University | Ypsilanti, Michigan | Active | [k] |
| Delta Beta | 1959–1984 | Marshall University | Huntington, West Virginia | Inactive | |
| Delta Gamma | 1959–1975 | Northwestern Oklahoma State University | Alva, Oklahoma | Inactive | |
| Delta Delta | 1959 | Central Michigan University | Mount Pleasant, Michigan | Active | |
| Delta Epsilon | 1959–1974 | Emporia State University | Emporia, Kansas | Inactive | |
| Delta Zeta | 1959–1985 | Southeastern Oklahoma State University | Durant, Oklahoma | Inactive | |
| Delta Eta | July 11, 1959 | University of Central Missouri | Warrensburg, Missouri | Active | |
| Delta Theta | September 26, 1959 | Truman State University | Kirksville, Missouri | Active | [l] |
| Delta Iota | 1959 | California State University, Chico | Chico, California | Active | |
| Delta Kappa | 1959–1968 | Black Hills State University | Spearfish, South Dakota | Inactive | |
| Delta Lambda | September 15, 1959 – 1973 | Wayne State University | Detroit, Michigan | Inactive | [m] |
| Delta Mu | April 7, 1956 – 1995 | Northwestern State University | Natchitoches, Louisiana | Inactive | |
| Delta Nu | 1959 | Longwood University | Farmville, Virginia | Active | |
| Delta Xi | 1959–1970 | Western State College | Gunnison, Colorado | Inactive | |
| Delta Omicron | 1959–1976 | Fort Hays State University | Hays, Kansas | Inactive | |
| Delta Pi | September 30, 1959 | Lock Haven University of Pennsylvania | Lock Haven, Pennsylvania | Active | |
| Delta Rho | 1959 | James Madison University | Harrisonburg, Virginia | Active | |
| Delta Sigma | 1959 – May 2, 2011 | Western Illinois University | Macomb, Illinois | Inactive | |
| Delta Tau | September 19, 1959 | University of Central Arkansas | Conway, Arkansas | Active | |
| Delta Upsilon | 1959 | Missouri State University | Springfield, Missouri | Active | |
| Delta Phi | 1959–1976 | Fairmont State University | Fairmont, West Virginia | Inactive | |
| Delta Chi | 1959 | University of Central Oklahoma | Edmond, Oklahoma | Active | |
| Delta Psi | 1959–2018 | Radford University | Radford, Virginia | Inactive | |
| Delta Omega | 1959–1998 | Waynesburg College | Waynesburg, Pennsylvania | Inactive | |
| Epsilon Alpha | February 24, 1962 – July 20, 2021 | Lenoir-Rhyne University | Hickory, North Carolina | Inactive | |
| Epsilon Beta | April 7, 1962 | University of New Orleans | New Orleans, Louisiana | Active | |
| Epsilon Gamma | 1962–1990 | Southwestern Oklahoma State University | Weatherford, Oklahoma | Inactive | |
| Epsilon Delta | April 24, 1964 | Susquehanna University | Selinsgrove, Pennsylvania | Active | |
| Epsilon Epsilon | 1964 | University of Georgia | Athens, Georgia | Active | |
| Epsilon Zeta | January 9, 1965 | Western Kentucky University | Bowling Green, Kentucky | Active | [16] |
| Epsilon Eta | May 22, 1959 | University of Findlay | Findlay, Ohio | Active | |
| Epsilon Theta | 1966–1971 | University of Louisiana at Monroe | Monroe, Louisiana | Inactive | |
| Epsilon Iota | 1966–1971 | Athens State University | Athens, Alabama | Inactive | |
| Epsilon Kappa | 1966–1984 | Transylvania University | Lexington, Kentucky | Inactive | |
| Epsilon Lambda | May 28, 1967 – 19xx ?; May 11, 1991 | California State University, Sacramento | Sacramento, California | Active | |
| Epsilon Mu | 1968–2004; September 2012 | University of Missouri | Columbia, Missouri | Active | [21] |
| Epsilon Nu | 1968–1984 | University of Maine | Orono, Maine | Inactive | |
| Epsilon Xi | 1969–1983 | Adrian College | Adrian, Michigan | Inactive | |
| Epsilon Omicron | 1969–1983 | Texas State University | San Marcos, Texas | Inactive | |
| Epsilon Pi | 1969–1972 | Northern Michigan University | Marquette, Michigan | Inactive | |
| Epsilon Rho | 1969–1977 | Eastern Washington University | Cheney, Washington | Inactive | |
| Epsilon Sigma | 1970–1982 | Armstrong State University | Savannah, Georgia | Inactive | |
| Epsilon Tau | September 12, 1971 | California State University, Fullerton | Fullerton, California | Active | |
| Epsilon Upsilon | 1976–1990 | Missouri Western State College | St. Joseph, Missouri | Inactive | |
| Epsilon Phi | 1971–1983 | University of Southern Indiana | Evansville, Indiana | Inactive | |
| Epsilon Chi | May 21, 1972 | Virginia Tech | Blacksburg, Virginia | Active | |
| Epsilon Psi | 1972–1982 | Purdue University Calumet | Hammond, Indiana | Inactive | |
| Epsilon Omega | May 19, 1973 | California Polytechnic State University | San Luis Obispo, California | Active | |
| Zeta Alpha | November 10, 1973 | Indiana University Southeast | New Albany, Indiana | Active | |
| Zeta Beta | 1974–1978 | University of Arkansas at Monticello | Monticello, Arkansas | Inactive | |
| Zeta Gamma | January 1, 1974 | George Mason University | Fairfax, Virginia | Active | |
| Zeta Delta | 1974–1988 | University of Tennessee at Martin | Martin, Tennessee | Inactive | |
| Zeta Epsilon | 1976–2000 | California State University, Northridge | Los Angeles, California | Inactive | |
| Zeta Zeta | May 9, 1976 | Babson College | Babson Park, Massachusetts | Active | |
| Zeta Eta | 1977–1981 | California State University, Stanislaus | Turlock, California | Inactive | |
| Zeta Theta | 1977–1982 | Tri-State University | Angola, Indiana | Inactive | |
| Zeta Iota | 1977 | Elmhurst College | Elmhurst, Illinois | Active | |
| Zeta Kappa | November 12, 1977 | Angelo State University | San Angelo, Texas | Active | |
| Zeta Lambda | 1977–1988 | Dartmouth College | Hanover, New Hampshire | Withdrew | [n] |
| Zeta Mu | June 3, 1978 | University of California, San Diego | San Diego, California | Active | |
| Zeta Nu | September 9, 1978 – May 25, 2017 | The University of Texas at San Antonio | San Antonio, Texas | Inactive | [22] |
| Zeta Xi | 1978–1983 | Long Island University C.W. Post Campus | Brookville, New York | Inactive | |
| Zeta Omicron | May 14, 1978 | University of Arizona | Tucson, Arizona | Active | |
| Zeta Pi | January 26, 1980 | Colorado School of Mines | Golden, Colorado | Active | |
| Zeta Rho | 1980–1989 | Lafayette College | Easton, Pennsylvania | Inactive | |
| Zeta Sigma | 1980–1984; November 15, 2015 | University of Alabama-Birmingham | Birmingham, Alabama | Active | |
| Zeta Tau | 1980–1983 | Colorado State University-Pueblo | Pueblo, Colorado | Inactive | |
| Zeta Upsilon | November 14, 1981 | California State Polytechnic University, Pomona | Pomona, California | Active | |
| Zeta Phi | September 12, 1982 – May 3, 2021 | Rutgers University | New Brunswick, New Jersey | Active | |
| Zeta Chi | 1982–1997 | Florida Institute of Technology | Melbourne, Florida | Inactive | |
| Zeta Psi | 1983–1993 | Cleveland State University | Cleveland, Ohio | Inactive | |
| Zeta Omega | 1984–1993 | Louisiana State University | Baton Rouge, Louisiana | Inactive | |
| Theta Alpha | January 26, 1985 | Appalachian State University | Boone, North Carolina | Active | |
| Theta Beta | February 22, 1986 | University of La Verne | La Verne, California | Active | |
| Theta Gamma | 1986–2003 | University of Louisiana at Monroe | Monroe, Louisiana | Inactive | [o] |
| Theta Delta | May 18, 1986 | University of Delaware | Newark, Delaware | Active | |
| Theta Epsilon | June 1, 1986 | University of California, Riverside | Riverside, California | Active | |
| Theta Zeta | April 26, 1987 | University of Virginia | Charlottesville, Virginia | Active | |
| Theta Eta | May 9, 1987 | University of Nevada, Las Vegas | Las Vegas, Nevada | Active | |
| Theta Theta | 1987 | Albright College | Reading, Pennsylvania | Active | |
| Theta Iota | April 23, 1988 | State University of New York at Fredonia | Fredonia, New York | Active | |
| Theta Kappa | 1989–1994 | University of Southern California | Los Angeles, California | Inactive | |
| Theta Lambda | February 11, 1989 | Massachusetts Institute of Technology | Cambridge, Massachusetts | Active | |
| Theta Mu | January 1, 1989 – April 30, 2023 | University of North Carolina at Charlotte | Charlotte, North Carolina | Inactive | |
| Theta Nu | 1989–1994 | Baylor University | Waco, Texas | Inactive | |
| Theta Xi | 1989 | Auburn University | Auburn, Alabama | Active | |
| Theta Omicron | 1989–xxxx ?; April 14, 2012 | Arizona State University | Tempe, Arizona | Active | |
| Theta Pi | May 6, 1987 | State University of New York College at Geneseo | Geneseo, New York | Active | |
| Theta Rho | 1990–2010 | University of Kentucky | Lexington, Kentucky | Inactive | |
| Theta Sigma | 1990–2017 | University of Hartford | Hartford, Connecticut | Inactive | |
| Theta Tau | January 26, 1991 | Kansas State University | Manhattan, Kansas | Active | |
| Theta Upsilon | January 26, 1991- May 8, 2025 | Bowling Green State University | Bowling Green, Ohio | Active | |
| Theta Phi | February 10, 1991 | University of Tennessee at Chattanooga | Chattanooga, Tennessee | Active | |
| Theta Chi | April 22, 1991 | West Virginia University | Morgantown, West Virginia | Active | |
| Theta Psi | January 19, 1992 | Pennsylvania State University | State College, Pennsylvania | Active | |
| Theta Omega | 1992–1998 | Loyola University Chicago | Chicago, Illinois | Inactive | |
| Kappa Alpha | January 28, 1995 | Northwest Missouri State University | Maryville, Missouri | Active | |
| Kappa Beta | January 27, 1996 | Grand Valley State University | Allendale, Michigan | Active | [23] |
| Kappa Gamma | 1996–2004, Spring 2017 | University of Dayton | Dayton, Ohio | Active | |
| Kappa Delta | | | | Unassigned | |
| Kappa Epsilon | 1997–2000 | Pepperdine University | Malibu, California | Inactive | |
| Kappa Zeta | February 1, 1998 | Elon University | Elon, North Carolina | Active | |
| Kappa Eta | April 19, 1998 | Texas Christian University | Fort Worth, Texas | Active | |
| Kappa Theta | November 14, 1999 – December 8, 2012 | Saint Louis University | St. Louis, Missouri | Inactive | [24] |
| Kappa Iota | April 11, 2002 | University of Pennsylvania | Philadelphia, Pennsylvania | Active | |
| Kappa Kappa | | | | Unassigned | |
| Kappa Lambda | April 17, 2004 | North Georgia College and State University | Dahlonega, Georgia | Active | |
| Kappa Mu | April 23, 2006 | Duquesne University | Pittsburgh, Pennsylvania | Active | |
| Kappa Nu | May 6, 2006 | Marquette University | Milwaukee, Wisconsin | Active | |
| Kappa Xi | October 2006 | University of Nevada, Reno | Reno, Nevada | Active | |
| Kappa Omicron | December 6, 2008 | Florida International University | Miami, Florida | Active | |
| Kappa Pi | April 25, 2009 | Clemson University | Clemson, South Carolina | Active | |
| Kappa Rho | May 9, 2009 – September 18, 2018 | University of California, Irvine | Irvine, California | Inactive | |
| Kappa Sigma | | | | Unassigned | |
| Kappa Tau | April 2, 2011 | University of West Georgia | Carrollton, Georgia | Active | |
| Kappa Upsilon | April 16, 2011 | The College of New Jersey | Ewing Township, New Jersey | Active | |
| Kappa Phi | December 3, 2011 | Florida Atlantic University | Boca Raton, Florida | Active | |
| Kappa Chi | | | | Unassigned | |
| Kappa Psi | December 11, 2011 | Indiana University Indianapolis | Indianapolis, Indiana | Active | |
| Kappa Omega | April 13, 2013 | Northeastern University | Boston, Massachusetts | Active | |
| Lambda Alpha | April 12, 2014 | Spring Hill College | Mobile, Alabama | Active | |
| Lambda Beta | November 16, 2014 | Coastal Carolina University | Conway, South Carolina | Active | |
| Lambda Gamma | December 6, 2014–October 2024 | Robert Morris University | Pittsburgh, Pennsylvania | Inactive | |
| Lambda Delta | December 6, 2014 – August 8, 2022 | University of Houston | Houston, Texas | Inactive | |
| Lambda Epsilon | November 7, 2015 | College of Charleston | Charleston, South Carolina | Active | |
| Lambda Zeta | November 22, 2015 | University of South Florida | Tampa, Florida | Active | |
| Lambda Eta | April 3, 2016 | American University | Washington, D.C. | Active | |
| Lambda Theta | November 12, 2016 | University of Tampa | Tampa, Florida | Active | |
| Lambda Iota | November 4, 2017 | Austin Peay State University | Clarksville, Tennessee | Active | |
| Lambda Kappa | November 24, 2019 | Embry Riddle Aeronautical University | Daytona Beach, Florida | Active | |