| Chapter | Charter date and range | Institution | Location | Status | References | 
| New York Alpha | June 16, 1924 – 1951 | Columbia University | New York City, New York | Inactive | [a] | 
| Colorado Alpha | June 16, 1924 – 1962 | University of Denver | Denver, Colorado | Inactive | [a] | 
| New York Beta | June 16, 1924 | New York University | New York City, New York | Active | [5][a] | 
| Oregon Beta | June 16, 1924 – 1981 | University of Oregon | Eugene, Oregon | Inactive | [a] | 
| Gamma | June 16, 1924 – 20xx ? | Oregon State University | Corvallis, Oregon | Inactive | [a] | 
| Delta | June 16, 1924 – 1972 | Northwestern University | Evanston, Illinois | Inactive | [a] | 
| Epsilon | June 16, 1924 | University of Pittsburgh | Pittsburgh, Pennsylvania | Active | [6][a] | 
| Zeta | June 16, 1924 – 19xx ?; March 9, 1963 – 19xx ?;
 2014
 | Boston University | Boston, Massachusetts | Active | [7][a] | 
| Eta | 1924–1984 | University of California, Berkeley | Berkeley, California | Inactive | [b] | 
| Theta |  |  |  | Unassigned |  | 
| Iota | 1925–19xx ? | University of Wisconsin–Madison | Madison, Wisconsin | Inactive |  | 
| Kappa | 1925–1956, 1958–1959
 | University of North Dakota | Grand Forks, North Dakota | Inactive |  | 
| Lambda | 1925–1980 | University of Kansas | Lawrence, Kansas | Inactive |  | 
| Mu | 1925–1968 | University of Utah | Salt Lake City, Utah | Inactive |  | 
| Nu (see Zeta Eta)
 | 1925–19xx ? | Indiana University Bloomington | Bloomington, Indiana | Inactive |  | 
| Xi | 1925–1985 | University of Southern California | Los Angeles, California | Inactive |  | 
| Omicron | 1926 | University of Missouri | Columbia, Missouri | Active |  | 
| Pi | 1926–1957 | University of Idaho | Moscow, Idaho | Inactive |  | 
| Rho | 1927–20xx ? | University of Nebraska–Lincoln | Lincoln, Nebraska | Inactive |  | 
| Sigma (see Zeta Gamma)
 | 1927–1958 | University of Illinois | Urbana, Illinois | Inactive |  | 
| Tau (see Zeta Nu)
 | 1928–1985 | Ohio State University | Columbus, Ohio | Inactive |  | 
| Upsilon | April 15, 1929 | Georgia State University | Atlanta, Georgia | Active |  | 
| Phi | January 1936–1938 | University of Colorado | Boulder, Colorado | Inactive |  | 
| Chi | November 21, 1937 – 1983 | University of Alabama | Tuscaloosa, Alabama | Inactive |  | 
| Psi | March 1938–1965 | Brigham Young University | Provo, Utah | Inactive |  | 
| Alpha Alpha | June 16, 1938 – 1970 | University of California, Los Angeles | Los Angeles, California | Inactive | [c] | 
| Alpha Beta | April 30, 1939 – 1976 | Marquette University | Milwaukee, Wisconsin | Inactive |  | 
| Alpha Gamma | May 15, 1944 | Southern Methodist University | University Park, Texas | Active |  | 
| Alpha Delta | March 29, 1947 – 1976 | Washington State University | Pullman, Washington | Inactive |  | 
| Alpha Epsilon | May 18, 1947 – 19xx ?; March 28, 1961 – 20xx ?
 | University of Georgia | Athens, Georgia | Inactive |  | 
| Alpha Zeta | January 31, 1948 – 1974 | University of Montana | Missoula, Montana | Inactive |  | 
| Alpha Eta | 1948–1980 | Saint Louis University | St. Louis, Missouri | Inactive |  | 
| Alpha Theta |  |  |  | Unassigned |  | 
| Alpha Iota | April 14, 1955 | Pennsylvania State University | University Park, Pennsylvania | Active | [8] | 
| Alpha Kappa | May 1, 1955 – 1967 | Pepperdine University | Malibu, California | Inactive |  | 
| Alpha Lambda (see Zeta Beta) | June 5, 1955 – 1969 | University of Michigan | Ann Arbo | Inactive |  | 
| Alpha Mu | September 25, 1955 – 1986, 1989
 | University of Maryland, College Park | College Park, Maryland | Active |  | 
| Alpha Nu | May 11, 1956 | University of North Texas | Denton, Texas | Inactive |  | 
| Alpha Xi | May 4, 1956 – 1962; 1965–1965
 | Tulane University | New Orleans, Louisiana | Inactive |  | 
| Alpha Omicron | May 12, 1956 – 1986 | University of Florida | Gainesville, Florida | Inactive |  | 
| Alpha Pi | May 4, 1957 – 1984 | Kansas State University | Manhattan, Kansas | Inactive |  | 
| Alpha Rho | May 25, 1957 – 1983 | Florida State University | Tallahassee, Florida | Inactive |  | 
| Alpha Sigma | March 29, 1958 – 1963 | Birmingham–Southern College | Birmingham, Alabama | Inactive |  | 
| Alpha Tau | May 10, 1958 – 19xx ?; March 25, 1961 – 20xx ?;
 February 12, 2025
 | University of Arizona | Tucson, Arizona | Active |  | 
| Alpha Upsilon | May 23, 1959 | Bradley University | Peoria, Illinois | Active |  | 
| Alpha Phi | May 30, 1959 – 20xx ? | University of Nebraska Omaha | Omaha, Nebraska | Inactive |  | 
| Alpha Chi | March 19, 1960 – 1987 | Samford University | Homewood, Alabama | Inactive |  | 
| Alpha Psi | April 10, 1960 – 1967 | Morningside University | Sioux City, Iowa | Inactive |  | 
| Alpha Omega | May 7, 1960 – 1986; 2013
 | Rutgers University–New Brunswick | New Brunswick, New Jersey | Active | [9] | 
| Beta Alpha | March 28, 1961 – 1987 | University of Southern Mississippi | Hattiesburg, Mississippi | Inactive |  | 
| Beta Beta | May 13, 1961 – 1986 | University of Portland | Portland, Oregon | Inactive |  | 
| Beta Gamma | February 16, 1962 – 1975 | Loyola University New Orleans | New Orleans, Louisiana | Inactive |  | 
| Beta Delta (see Epsilon Mu)
 | March 3, 1962 – 1985; 1987–20xx ?
 | St. John's University | New York City, New York | Inactive |  | 
| Beta Epsilon | March 25, 1962 – 1987 | McNeese State University | Lake Charles, Louisiana | Inactive |  | 
| Beta Zeta | February 3, 1963 – 19xx ? | Texas Christian University | Fort Worth, Texas | Inactive |  | 
| Beta Eta | April 3, 1963 – 1988 | Carson–Newman University | Jefferson City, Tennessee | Inactive |  | 
| Beta Theta | April 6, 1963 | Sam Houston State University | Huntsville, Texas | Active |  | 
| Beta Iota | October 12, 1963 – 19xx ? | University of New Orleans | New Orleans, Louisiana | Inactive | [d] | 
| Beta Kappa | February 15, 1964 – 19xx ? | California State University, Fresno | Fresno, California | Inactive |  | 
| Beta Lambda | May 17, 1964 – 1980 | Texas A&M University–Commerce | Commerce, Texas | Inactive |  | 
| Beta Mu | May 24, 1964 – 1979 | California State University, Los Angeles | Los Angeles, California | Inactive |  | 
| Beta Nu | October 25, 1964 – 19xx ? | Midwestern State University | Wichita Falls, Texas | Inactive |  | 
| Beta Xi | May 6, 1965 – 1984 | University of Puget Sound | Tacoma, Washington | Inactive |  | 
| Beta Omicron | May 6, 1965 – 19xx ? | Rider University | Lawrence Township, New Jersey | Inactive |  | 
| Beta Pi | May 1, 1966 – 1984 | Mississippi State University | Starkville, Mississippi | Inactive |  | 
| Beta Rho | May 1, 1966 – 19xx ? | Florida Southern College | Lakeland, Florida | Inactive |  | 
| Beta Sigma | May 5, 1966 – 1979 | Pacific Lutheran University | Parkland, Washington | Inactive |  | 
| Beta Tau | May 19, 1966 – 1974 | University of Wisconsin–Milwaukee | Milwaukee, Wisconsin | Inactive |  | 
| Beta Upsilon | May 22, 1966 – 1979 | California State University, Northridge | Los Angeles, California | Inactive |  | 
| Beta Phi | May 23, 1966 – 1975 | Seattle University | Seattle, Washington | Inactive |  | 
| Beta Chi | November 12, 1963 | University of Tennessee at Martin | Martin, Tennessee | Active |  | 
| Beta Psi | June 4, 1967 – 1973 | Loyola University Chicago | Chicago, Illinois | Inactive |  | 
| Beta Omega | May 20, 1967 – 1983 | Eastern Washington University | Cheney, Washington | Inactive |  | 
| Gamma Alpha | November 18, 1967–19xx ? | University of Tennessee | Knoxville, Tennessee | Inactive |  | 
| Gamma Beta | February 24, 1968 – 1975 | Western Kentucky University | Bowling Green, Kentucky | Inactive |  | 
| Gamma Gamma | May 17, 1968 – 1979 | Arizona State University | Phoenix, Arizona | Inactive |  | 
| Gamma Delta | May 12, 1968 – 19xx ? | Stephen F. Austin State University | Nacogdoches, Texas | Inactive |  | 
| Gamma Epsilon | June 13, 1969 – 1976 | California State University, Long Beach | Long Beach, California | Inactive |  | 
| Gamma Zeta | October 25, 1969 – 19xx ? | University of South Alabama | Mobile, Alabama | Inactive |  | 
| Gamma Eta | February 21, 1970 – 1982 | Idaho State University | Pocatello, Idaho | Inactive |  | 
| Gamma Theta | May 10, 1970 – 19xx ? | Stetson University | DeLand, Florida | Inactive |  | 
| Gamma Iota | June 9, 1971 | University of Colorado Denver | Denver, Colorado | Inactive |  | 
| Gamma Kappa | April 23, 1972 – 1984 | Alabama A&M University | Normal, Alabama | Inactive |  | 
| Gamma Lambda | October 1972–1986 | University of San Francisco | San Francisco | Inactive |  | 
| Gamma Mu (see Zeta Rho)
 | June 17, 1972 – 1980 | University of South Florida | Tampa, Florida | Inactive |  | 
| Gamma Nu | April 28, 1973 – 1986 | California State Polytechnic University, Pomona | Pomona, California | Inactive |  | 
| Gamma Xi | 1973–19xx?, 1992–20xx ?
 | Pace University | New York City, New York | Inactive |  | 
| Gamma Omicron | August 4, 1973 – 1981 | University of Central Florida | Orange County, Florida | Inactive |  | 
| Gamma Pi | August 19, 1973 – 1979 | Southern Illinois University Edwardsville | Edwardsville, Illinois | Inactive |  | 
| Gamma Rho | August 25, 1973 – 1978 | Washburn University | Topeka, Kansas | Inactive |  | 
| Gamma Sigma | September 9, 1973 – 1976 | St. Ambrose University | Davenport, Iowa | Inactive |  | 
| Gamma Tau | September 29, 1973 | University of Montevallo | Montevallo, Alabama | Active |  | 
| Gamma Upsilon | October 6, 1973 | Duquesne University | Pittsburgh, Pennsylvania | Active | [e] | 
| Gamma Phi | December 2, 1973 – 19xx ? | Waynesburg University | Waynesburg, Pennsylvania | Inactive |  | 
| Gamma Chi | March 30, 1974 – 1980 | University of Louisville | Louisville, Kentucky | Inactive |  | 
| Gamma Psi | April 21, 1974 – 1978 | Indiana University Northwest | Gary, Indiana | Inactive |  | 
| Gamma Omega | April 21, 1974 – 1985 | Auburn University | Auburn, Alabama | Inactive |  | 
| Delta Alpha | April 27, 1974 – 1981 | Austin Peay State University | Clarksville, Tennessee | Inactive |  | 
| Delta Beta | 1974–1987 | Saint Francis University | Loretto, Pennsylvania | Inactive |  | 
| Delta Gamma | May 5, 1974 – 19xx ? | Montclair State University | Montclair, New Jersey | Inactive |  | 
| Delta Delta | May 10, 1974 – 1986 | Upsala College | East Orange, New Jersey | Inactive | [f] | 
| Delta Epsilon | May 11, 1974 – 1977 | University of Texas–Pan American | Edinburg, Texas | Inactive | [10] | 
| Delta Zeta | 1974–1988 | Fairleigh Dickinson University | Florham Park, New Jersey | Inactive |  | 
| Delta Eta | September 12, 1974 – 1985 | Louisiana Tech University | Ruston, Louisiana | Inactive |  | 
| Delta Theta | November 1, 1974 – 19xx ? | St. Cloud State University | St. Cloud, Minnesota | Inactive |  | 
| Delta Iota | November 10, 1974 – 1987 | Metropolitan State University of Denver | Denver, Colorado | Inactive |  | 
| Delta Kappa | 1975–1984 | Suffolk University | Boston, Massachusetts | Inactive |  | 
| Delta Lambda | May 9, 1975 – 1981 | University of Akron | Akron, Ohio | Inactive |  | 
| Delta Mu | September 2, 1975 | University of Texas at Austin | Austin, Texas | Active |  | 
| Delta Nu | 1975–1977 | Menlo College | Atherton, California | Inactive |  | 
| Delta Xi | November 23, 1975 | Central Michigan University | Mount Pleasant, Michigan | Active |  | 
| Delta Omicron | 1975–1983, 1985–19xx ?
 | Texas State University | San Marcos, Texas | Inactive |  | 
| Delta Pi | 1976–19xx ? | Saint Elizabeth University | Morris Township, New Jersey | Inactive |  | 
| Delta Rho | 1976–1980, 1988–19xx ?
 | San Francisco State University | San Francisco, California | Inactive |  | 
| Delta Sigma | 1976–1985, 1987
 | James Madison University | Harrisonburg, Virginia | Active |  | 
| Delta Tau | April 8, 1976 – 1985 | Louisiana State University | Baton Rouge, Louisiana | Inactive |  | 
| Delta Upsilon | May 1, 1976 – 1984 | Western Colorado University | Gunnison, Colorado | Inactive |  | 
| Delta Phi | February 1976–19xx ? | The College of New Jersey | Ewing Township, New Jersey | Inactive | [g] | 
| Delta Chi | 1976 | California State University, Chico | Chico, California | Active |  | 
| Delta Psi | January 1977–1987 | Seton Hall University | South Orange, New Jersey | Inactive |  | 
| Delta Omega | 1977–19xx ? | Slippery Rock University of Pennsylvania | Slippery Rock, Pennsylvania | Inactive |  | 
| Epsilon Alpha | 1977–19xx ? | Carlow University | Pittsburgh, Pennsylvania | Inactive |  | 
| Epsilon Beta | March 19, 1978 – 19xx ? | Saint Joseph's University | Philadelphia, Pennsylvania | Inactive |  | 
| Epsilon Gamma | April 1, 1978 | Western Michigan University | Kalamazoo, Michigan | Active | [11] | 
| Epsilon Delta | April 29, 1979 – 1983 | University of Connecticut | Storrs, Connecticut | Inactive |  | 
| Epsilon Epsilon | May 12, 1979 – 1983 | University of New Hampshire | Durham, New Hampshire | Inactive |  | 
| Epsilon Zeta | December 18, 1981 – 19xx ? | San Jose State University | San Jose, California | Inactive |  | 
| Epsilon Eta | November 13, 1982 – 1983 | Florida Atlantic University | Boca Raton, Florida | Inactive |  | 
| Epsilon Theta | October 17, 1982 – 1986 | South Carolina State University | Orangeburg, South Carolina | Inactive |  | 
| Epsilon Iota | October 20, 1982 – 19xx ? | University of Cincinnati | Cincinnati, Ohio | Inactive |  | 
| Epsilon Kappa | May 6, 1984 – 1987 | Northwood University | Midland, Michigan | Inactive |  | 
| Epsilon Lambda | September 14, 1986 – 19xx ? | Juniata College | Huntingdon, Pennsylvania | Inactive |  | 
| Epsilon Mu (see Beta Delta)
 | May 9, 1987 – 19xx ? | St. John's University | New York City, New York | Inactive |  | 
| Epsilon Nu | November 8, 1987 – 19xx ? | Notre Dame College | South Euclid, Ohio | Inactive |  | 
| Epsilon Xi | February 4, 1989 – 19xx ? | Southeastern University | Washington, D.C. | Inactive | 
| Epsilon Omicron | May 20, 1989 – 19xx ? | Point Loma Nazarene University | Point Loma, San Diego, California | Inactive |  | 
| Epsilon Pi | October 7, 1989 – 19xx ? | Kutztown University of Pennsylvania | Kutztown, Pennsylvania | Inactive |  | 
| Epsilon Rho | May 27, 1990 – 19xx ? | University of West Georgia | Carrollton, Georgia | Inactive |  | 
| Epsilon Sigma | February 3, 1991 – 19xx ? | Shorter University | Rome, Georgia | Inactive |  | 
| Epsilon Tau |  |  |  | Unassigned |  | 
| Epsilon Upsilon | April 13, 1991 – 19xx ? | Wabash College | Crawfordsville, Indiana | Inactive |  | 
| Epsilon Phi | September 28, 1991 | Michigan State University | East Lansing, Michigan | Active |  | 
| Epsilon Chi |  |  |  | Inactive |  | 
| Epsilon Psi |  |  |  | Inactive |  | 
| Epsilon Omega | 1998–19xx ? | University of Texas at San Antonio | San Antonio | Inactive |  | 
| Eta Alpha | April 19, 2023 | University of Virginia | Charlottesville, Virginia | Active |  | 
| Eta Beta | April 22, 2023 | University of Dayton | Dayton, Ohio | Active |  | 
| Eta Delta | December 6, 2023 | Vanderbilt University | Nashville, Tennessee | Active |  | 
| Eta Epsilon | September 28, 2024 | University of California, Davis | Davis, California | Active |  | 
| Eta Gamma | December 1, 2023 | Rowan University | Glassboro, New Jersey | Active |  | 
| Zeta Alpha | September 7, 2024 | University of Miami | Coral Gables, Florida | Active |  | 
| Zeta Beta (see Alpha Lambda)
 | 2002 | University of Michigan | Ann Arbor, Michigan | Active | [12] | 
| Zeta Gamma (see Sigma)
 | 2004 | University of Illinois Urbana-Champaign | Urbana, Illinois | Active | [13] | 
| Zeta Delta | 2008–19xx ? | Drexel University | Philadelphia, Pennsylvania | Inactive |  | 
| Zeta Epsilon | 2008 | Grand Valley State University | Allendale Charter Township, Michigan | Active | [14] | 
| Zeta Zeta | 2017 | Cornell University | Ithaca, New York | Active | [15] | 
| Zeta Eta (see Nu)
 | 2009 | Indiana University Bloomington | Bloomington, Indiana | Active |  | 
| Zeta Theta |  |  |  | Inactive |  | 
| Zeta Iota |  |  |  | Inactive |  | 
| Zeta Kappa | 2012 | Binghamton University | Binghamton, New York | Active |  | 
| Zeta Lambda | 2013 | Ohio University | Athens, Ohio | Active | [16] | 
| Zeta Mu | 2013 | Miami University | Oxford, Ohio | Active | [17] | 
| Zeta Nu (see Tau)
 | 2013 | Ohio State University | Columbus, Ohio | Active | [18][h] | 
| Zeta Xi | 2015 | Drake University | Des Moines, Iowa | Active |  | 
| Zeta Omicron | 2015 | University of California, Riverside | Riverside, California | Active | [19] | 
| Zeta Pi | 2016 | University of Washington | Seattle, Washington | Active | [20] | 
| Zeta Rho (see Gamma Mu)
 | 2018 | University of South Florida | Tampa, Florida | Active | [21] | 
| Zeta Sigma | 2018 | University of South Carolina | Columbia, South Carolina | Active |  | 
| Zeta Tau | 2018 | University of Pennsylvania | Philadelphia, Pennsylvania | Active |  | 
| Zeta Upsilon | 2019 | University of San Diego | San Diego, California | Active |  | 
| Zeta Phi | 2019 | College of Charleston | Charleston, South Carolina | Active |  | 
| Zeta Chi | 2019 | University of Delaware | Newark, Delaware | Active | [22] | 
| Zeta Psi | 2021 | Santa Clara University | Santa Clara, California | Active |  | 
| Zeta Omega | July 2, 2022 | University of California, Irvine | Irvine, California | Active |  |