List of Alpha Tau Omega chapters

Alpha Tau Omega is an American social fraternity.^[1] It was established at the Virginia Military Institute in 1865 and absorbed Alpha Gamma fraternity in 1882.^[2]^[1] In the following list, active chapters are indicated in bold and inactive chapters and institutions are in italics.^[1]^[2]^[3]^[4]^[5]^[6]

Chapter	Former name	Charter date and range	Institution	Location	Status	Ref.
Alpha	Virginia Alpha	September 11, 1865 – 1881		Lexington, Virginia	Inactive	^[a]
Beta	Virginia Beta	November 18, 1865 – 1887; 1890–1899; 1906–1949	Washington and Lee University	Lexington, Virginia	Inactive	^[b]
Gamma	Tennessee Gamma	March 4, 1874 – 1876		Columbia, Tennessee	Inactive	^[c]
Delta	Virginia Delta	November 25, 1868 – 1985; 1996	University of Virginia	Charlottesville, Virginia	Active	^[d]
Epsilon	Virginia Epsilon	November 10, 1869 – 1876; 1881–1892	Roanoke College	Salem, Virginia	Inactive
Zeta	West Virginia Zeta	April 1, 1866 – 1867		Weston, West Virginia	Inactive	^[c]
Eta	Virginia Gamma	July 7, 1866 – 1876		Harrisonburg, Virginia	Inactive	^[c]
Theta	Tennessee Theta	July 22, 1866 – 1867		Knoxville, Tennessee	Inactive	^[c]
Iota	Tennessee Iota	November 15, 1867 – 1873	Union University	Murfreesboro, Tennessee	Inactive	^[e]
Kappa	Tennessee Kappa	February 5, 1867 – 1872		Memphis, Tennessee	Inactive	^[c]
Lambda	Tennessee Lambda	November 17, 1868 – 1872; 1899–1902	Cumberland University	Lebanon, Tennessee	Inactive
Mu	Kentucky Mu	March 10, 1870 – 1872; 1881 – 1887	Kentucky Military Institute	Lyndon, Kentucky	Inactive	^[f]
Nu	Tennessee Nu	November 2, 1871 – 1872	University of Nashville	Nashville, Tennessee	Inactive	^[g]
Xi	North Carolina Xi	March 30, 1872 – 1879; 1890	Duke University	Trinity, North Carolina	Active	^[h]
Omicron	Kentucky Omicron	May 16, 1872 – 1873	Bethel College	Russellville, Kentucky	Inactive	^[a]
Pi	Tennessee Pi	October 18, 1872 – 1873; 1901–November 2021	University of Tennessee	Knoxville, Tennessee	Inactive	^[7]^[i]
Rho	Virginia Rho	December 12, 1872 – 1875	Bethel Academy	Warrenton, Virginia	Inactive	^[j]
Sigma	Georgia Sigma	January 3, 1874 – 1875		Rome, Georgia	Inactive	^[c]
Tau (First)	Virginia Tau	1874–1876	Randolph–Macon College	Ashland, Virginia	Inactive
Upsilon	District of Columbia Upsilon	November 6, 1874 – 1875; 1887–1888	George Washington University	Washington, D.C.	Inactive	^[k]
Phi	Virginia Phi	December 15, 1875 – 1876		Alexandria, Virginia	Inactive	^[c]
Chi	Illinois Chi	July 21, 1875 – 1876		Chicago, Illinois	Inactive	^[c]
Psi	Maryland Psi	1877–1878; 1924–199x ?	Johns Hopkins University	Baltimore, Maryland	Inactive	^[l]
Omega	Tennessee Omega	August 1, 1877 – 2021	University of the South	Sewanee, Tennessee	Inactive
Alpha Alpha	Virginia Alpha Alpha	September 15, 1878 – 1882	University of Richmond	Richmond, Virginia	Inactive
Alpha Beta	Georgia Alpha Beta	November 14, 1878 – 2000; 2004	University of Georgia	Athens, Georgia	Active	^[8]
Alpha Gamma	Kentucky Alpha Gamma	1884–1890	Central University of Kentucky	Richmond, Kentucky	Inactive
Alpha Delta	North Carolina Alpha Delta	May 23, 1879	University of North Carolina	Chapel Hill, North Carolina	Active
Alpha Epsilon	Alabama Alpha Epsilon	December 18, 1879 – 2001; 2006	Auburn University	Auburn, Alabama	Active	^[m]
Alpha Zeta	Georgia Alpha Zeta	November 27, 1880	Mercer University	Macon, Georgia	Active
Alpha Eta	North Carolina Alpha Eta	April 7, 1881 – 1889	Bingham Military School	Mebane, North Carolina	Inactive	^[a]
Tau (Second)	Pennsylvania Tau	April 8, 1881 – 1884; 1891–1896; 1901	University of Pennsylvania	Philadelphia, Pennsylvania	Active
Alpha Theta	Georgia Alpha Theta	April 26, 1881	Emory University	Atlanta, Georgia	Active
Alpha Iota	Pennsylvania Alpha Iota	October 14, 1881 – 2000; April 30, 2011	Muhlenberg College	Allentown, Pennsylvania	Active
Alpha Kappa	New Jersey Alpha Kappa	October 15, 1881 – 1884; 1890–1896	Stevens Institute of Technology	Hoboken, New Jersey	Inactive
Alpha Lambda	New York Alpha Lambda	November 25, 1881 – 1884; 1891–1892; 1900–1910	Columbia College	New York City, New York	Inactive
Alpha Mu	Michigan Alpha Mu	November 21, 1881 – 1971; 1974–1979; 1991	Adrian College	Adrian, Michigan	Active	^[n]
Alpha Nu	Ohio Alpha Nu	February 14, 1882	University of Mount Union	Alliance, Ohio	Active
Alpha Xi	Arkansas Alpha Xi	March 28, 1882 – 1883; 1951–1964	University of Arkansas	Fayetteville, Arkansas	Inactive
Alpha Omicron	New York Alpha Omicron	February 18, 1882 – 2010; 2012	St. Lawrence University	Canton, New York	Active
Alpha Pi	Pennsylvania Alpha Pi	March 12, 1882 – 1893; 1901	Washington & Jefferson College	Washington, Pennsylvania	Active	^[o]
Alpha Rho	Pennsylvania Alpha Rho	February 20, 1882 – 1886; 1890–1897; 1903–2022	Lehigh University	Bethlehem, Pennsylvania	Inactive	^[p]
Alpha Sigma	Oregon Alpha Sigma	October 11, 1882 – 1883; 1916	Oregon State University	Corvallis, Oregon	Active	^[q]
Alpha Tau	Tennessee Alpha Tau	April 10, 1881	Rhodes College	Memphis, Tennessee	Active	^[r]
Alpha Upsilon	Pennsylvania Alpha Upsilon	June 27, 1882	Gettysburg College	Gettysburg, Pennsylvania	Active	^[s]
Alpha Phi	South Carolina Alpha Phi	November 25, 1883 – 1897; 1927–2012; 2015	University of South Carolina	Columbia, South Carolina	Active	^[t]
Alpha Chi	South Carolina Alpha Chi	January 1, 1883 – 1886; 1888–1891	The Citadel	Charleston, South Carolina	Inactive	^[a]
Alpha Psi	Ohio Alpha Psi	November 8, 1883 – 1997	Wittenberg University	Springfield, Ohio	Inactive
Alpha Omega	Florida Alpha Omega	February 26, 1884 – 1890; 1904	University of Florida	Gainesville, Florida	Active
Beta Alpha	Iowa Beta Alpha	March 16, 1885 – 1890; 1905	Simpson College	Indianola, Iowa	Active	^[u]
Beta Beta	Alabama Beta Beta	March 28, 1885 – 2024	Birmingham–Southern College	Birmingham, Alabama	Inactive	^[v]
Beta Gamma	Massachusetts Beta Gamma	April 3, 1885 – 1886; 1906–2009	Massachusetts Institute of Technology	Cambridge, Massachusetts	Inactive	^[w]
Beta Delta	Alabama Beta Delta	October 24, 1885	University of Alabama	Tuscaloosa, Alabama	Active	^[x]
Beta Epsilon	Louisiana Beta Epsilon	March 4, 1887 – 2006	Tulane University	New Orleans, Louisiana	Inactive
Beta Zeta	Vermont Beta Zeta	April 19, 1887 – 1997	University of Vermont	Burlington, Vermont	Inactive
Beta Eta	Ohio Beta Eta	October 6, 1887 – 2003	Ohio Wesleyan University	Delaware, Ohio	Inactive
Beta Theta	New York Beta Theta	November 11, 1887 – June 10, 2013	Cornell University	Ithaca, New York	Inactive	^[9]^[y]^[z]
Beta Iota	Georgia Beta Iota	September 18, 1888	Georgia Tech	Atlanta, Georgia	Active
Beta Kappa	Michigan Beta Kappa	January 17, 1888	Hillsdale College	Hillsdale, Michigan	Active	^[aa]
Beta Lambda	Michigan Beta Lambda	December 8, 1888 – 1894; 1904–2005; 2013	University of Michigan	Ann Arbor, Michigan	Active
Beta Mu	Ohio Beta Mu	December 20, 1888 – 1913	University of Wooster	Wooster, Ohio	Inactive	^[a]
Beta Nu	Georgia Beta Nu	December 9, 1888 – 1894	Middle Georgia College	Milledgeville, Georgia	Inactive	^[a]
Beta Xi	South Carolina Beta Xi	February 16, 1889 – 1895; 1898–2001; March 19, 2016	College of Charleston	Charleston, South Carolina	Active
Beta Omicron	Michigan Beta Omicron	May 14, 1889	Albion College	Albion, Michigan	Active	^[ab]
Beta Pi	Tennessee Beta Pi	October 19, 1889	Vanderbilt University	Nashville, Tennessee	Active
Beta Rho	Ohio Beta Rho	June 24, 1890 – 1899; February 7, 1920	Marietta College	Marietta, Ohio	Active	^[10]^[ac]
Beta Sigma	Virginia Beta Sigma	October 30, 1890 – 1894	Hampden-Sydney College	Hampden-Sydney, Virginia	Inactive
Beta Tau (see Iota)	Tennessee Beta Tau	February 28, 1894	Union University	Jackson, Tennessee	Active	^[ad]
Beta Upsilon	Maine Beta Upsilon	April 10, 1891 – 1993; 2013	University of Maine	Orono, Maine	Active	^[ae]
Beta Phi	South Carolina Beta Phi	May 2, 1891 – 1897	Wofford College	Spartanburg, South Carolina	Inactive	^[a]
Beta Chi	Pennsylvania Beta Chi	May 8, 1891 – 1892	Haverford College	Haverford, Pennsylvania	Inactive	^[a]
Beta Psi	California Beta Psi	December 21, 1891 – 1897; 1911–1961	Stanford University	Palo Alto, California	Inactive	^[af]
Beta Omega	Ohio Beta Omega	May 6, 1892 – 1993; 2005	Ohio State University	Columbus, Ohio	Active
Gamma Alpha	Maine Gamma Alpha	June 25, 1892 – 1984	Colby University	Waterville, Maine	Inactive	^[ag]
Gamma Beta	Massachusetts Gamma Beta	January 29, 1893 – 1974	Tufts College	Medford, Massachusetts	Inactive
Gamma Gamma	Indiana Gamma Gamma	November 15, 1893	Rose–Hulman Institute of Technology	Terre Haute, Indiana	Active
Gamma Delta	Rhode Island Gamma Delta	September 21, 1894 – 1940	Brown University	Providence, Rhode Island	Inactive
Gamma Epsilon	Texas Gamma Epsilon	March 12, 1895 – 1900	Austin College	Sherman, Texas	Inactive
Gamma Zeta	Illinois Gamma Zeta	March 16, 1895	University of Illinois at Urbana–Champaign	Urbana, Illinois	Active
Gamma Eta	Texas Gamma Eta	1897–1986; 1992–2018	University of Texas at Austin	Austin, Texas	Inactive	^[ah]
Gamma Theta	Nebraska Gamma Theta	1897	University of Nebraska–Lincoln	Lincoln, Nebraska	Active	^[ai]
Gamma Iota	California Gamma Iota	April 10, 1900 – 1969; 1974–2006; 2008	University of California, Berkeley	Berkeley, California	Active
Gamma Kappa	Ohio Gamma Kappa	1901–1929	Case Western Reserve University	Cleveland, Ohio	Inactive	^[aj]
Gamma Lambda	Colorado Gamma Lambda	1901–1969, 1985–2002, 2022	University of Colorado	Boulder, Colorado	Active	^[ak]
Gamma Mu	Kansas Gamma Mu	1901–2002, 2012	University of Kansas	Lawrence, Kansas	Active	^[al]
Gamma Nu	Minnesota Gamma Nu	1902–1994, 1999–2023	University of Minnesota	Minneapolis, Minnesota	Inactive	^[am]
Gamma Xi	Illinois Gamma Xi	1904–1940, 1989–1993	University of Chicago	Chicago, Illinois	Inactive	^[an]
Gamma Omicron	Indiana Gamma Omicron	1904	Purdue University	West Lafayette, Indiana	Active	^[ao]
Gamma Pi	Washington Gamma Pi	1906–1975, 1988–2019	University of Washington	Seattle, Washington	Inactive	^[ap]
Gamma Rho	Missouri Gamma Rho	1906–2008, 2013	University of Missouri	Columbia, Missouri	Active	^[aq]
Gamma Sigma	Massachusetts Gamma Sigma	1906	Worcester Polytechnic Institute	Worcester, Massachusetts	Active	^[ar]
Gamma Tau	Wisconsin Gamma Tau	1907–1970	University of Wisconsin	Madison, Wisconsin	Inactive	^[as]
Gamma Upsilon	Iowa Gamma Upsilon	1908	Iowa State University	Ames, Iowa	Active	^[at]
Mu Iota		1909–2018	University of Kentucky	Lexington, Kentucky	Inactive	^[11]^[12]^[au]
Gamma Phi	Oregon Gamma Phi	1910–2000, 2016	University of Oregon	Eugene, Oregon	Active	^[av]
Gamma Chi	Washington Gamma Chi	1911–2020	Washington State University	Pullman, Washington	Inactive	^[aw]
Gamma Psi	Wyoming Gamma Psi	1913–2019	University of Wyoming	Laramie, Wyoming	Inactive	^[ax]
Gamma Omega	Pennsylvania Gamma Omega	1914–1983, 1987	Pennsylvania State University	State College, Pennsylvania	Active	^[ay]
Delta Alpha	Indiana Delta Alpha	1915–1992, 1997–2015	Indiana University Bloomington	Bloomington, Indiana	Inactive	^[13]^[az]
Delta Beta	Iowa Delta Beta	1915–1971, 1987–2005	University of Iowa	Iowa City, Iowa	Colony	^[ba]
Delta Gamma	New York Delta Gamma	1917–2000	Colgate University	Hamilton, New York	Inactive	^[bb]
Delta Delta	New Hampshire Delta Delta	1917–1980, 1987–2011, 2019	University of New Hampshire	Durham, New Hampshire	Active	^[bc]
Delta Epsilon	Texas Delta Epsilon	1918–1985, 1987–1995	Southern Methodist University	University Park, Texas	Inactive	^[bd]
Delta Zeta	Missouri Delta Zeta	1919–1940	Washington University in St. Louis	St. Louis, Missouri	Inactive	^[be]
Delta Eta	Colorado Delta Eta	1920–1942, 1948–1994, 2008	Colorado State University	Ft. Collins, Colorado	Active	^[bf]
Delta Theta	Kansas Delta Theta	1920–2022	Kansas State University	Manhattan, Kansas	Inactive	^[bg]
Delta Iota	Nevada Delta Iota	1921–2008, 2013	University of Nevada, Reno	Reno, Nevada	Active	^[bh]
Delta Kappa	Oklahoma Delta Kappa	1921–1997, 2007	University of Oklahoma	Norman, Oklahoma	Active	^[bi]
Delta Lambda	Ohio Delta Lambda	1922–2021	University of Cincinnati	Cincinnati, Ohio	Inactive	^[bj]
Delta Mu	New York Delta Mu	1922–1965	Rensselaer Polytechnic Institute	Troy, New York	Inactive	^[bk]
Delta Nu	North Dakota Delta Nu	1922–2006, 2013	University of North Dakota	Grand Forks, North Dakota	Active	^[bl]
Delta Xi	Montana Delta Xi	1923–1940, 1947–2003	University of Montana – Missoula	Missoula, Montana	Inactive	^[bm]
Delta Omicron	Iowa Delta Omicron	1923–1987, 2015–2022	Drake University	Des Moines, Iowa	Inactive	^[bn]
Delta Pi	Pennsylvania Delta Pi	1923–1993	Carnegie Mellon University	Pittsburgh, Pennsylvania	Inactive	^[bo]
Delta Rho	Indiana Delta Rho	1924	DePauw University	Greencastle, Indiana	Active	^[bp]
Delta Sigma	New Hampshire Delta Sigma	1924–1936	Dartmouth College	Hanover, New Hampshire	Inactive	^[bq]
Delta Tau	Idaho Delta Tau	1925–2013	University of Idaho	Moscow, Idaho	Inactive	^[br]
Delta Upsilon	South Dakota Delta Upsilon	1926–2023	University of South Dakota	Vermillion, South Dakota	Inactive	^[bs]
Delta Phi	California Delta Phi	1926–1969, 1973–2004	Occidental College	Los Angeles, California	Inactive	^[bt]
Delta Chi	California Delta Chi	1926–1969, 1973–199x ?, 2003–2008	University of California, Los Angeles	Los Angeles, California	Inactive	^[bu]
Delta Psi	Mississippi Delta Psi	1927	University of Mississippi	Oxford, Mississippi	Active	^[bv]
Delta Omega	Maine Delta Omega	1929–1962	Bowdoin College	Brunswick, Maine	Inactive	^[bw]
Epsilon Alpha	Colorado Epsilon Alpha	1929	Colorado School of Mines	Golden, Colorado	Active	^[bx]
Epsilon Beta	Arizona Epsilon Beta	1930–1973, 1979–1993	University of Arizona	Tucson, Arizona	Inactive	^[by]
Epsilon Gamma	Maryland Epsilon Gamma	1930–1993, 2001	University of Maryland, College Park	College Park, Maryland	Active	^[bz]
Epsilon Delta	North Dakota Epsilon Delta	1931	North Dakota State University	Fargo, North Dakota	Active	^[ca]
Epsilon Epsilon	Mississippi Epsilon Epsilon	1932–2016, 2021-	Mississippi State University	Starkville, Mississippi	Active	^[cb]
Epsilon Zeta	Louisiana Epsilon Zeta	1940–1998; March 24, 2018	Louisiana State University	Baton Rouge, Louisiana	Active	^[cc]
Epsilon Eta	Michigan Epsilon Eta	1940–2015	Michigan State University	East Lansing, Michigan	Inactive	^[cd]
Epsilon Theta	Ohio Epsilon Theta	1941–2011	Baldwin–Wallace College	Berea, Ohio	Inactive	^[ce]
Epsilon Iota	District of Columbia Epsilon Iota	1943–2001	American University	Washington, D.C.	Inactive	^[cf]
Epsilon Kappa	Ohio Epsilon Kappa	1943–1993, 2008	Bowling Green State University	Bowling Green, Ohio	Active	^[cg]
Epsilon Lambda	Oklahoma Epsilon Lambda	1944–1971	University of Tulsa	Tulsa, Oklahoma	Inactive	^[ch]
Epsilon Mu	Vermont Epsilon Mu	1947–1965	Middlebury College	Middlebury, Vermont	Inactive	^[ci]
Epsilon Nu	Illinois Epsilon Nu	1947–2024	Monmouth College	Monmouth, Illinois	Inactive	^[cj]
Epsilon Xi	Illinois Epsilon Xi	1947–1996	Northwestern University	Evanston, Illinois	Inactive	^[ck]
Epsilon Omicron	Oklahoma Epsilon Omicron	May 24, 1947 – 1972; 1978	Oklahoma State University–Stillwater	Stillwater, Oklahoma	Active	^[14]
Epsilon Pi	British Columbia Epsilon Pi	1947–1971	University of British Columbia	Vancouver, British Columbia	Inactive	^[cl]
Epsilon Rho	Delaware Epsilon Rho	1949–1985, 199x ?–2005	University of Delaware	Newark, Delaware	Inactive	^[cm]
Epsilon Sigma	Florida Epsilon Sigma	1949–2007, 2010–August 2020	Florida State University	Tallahassee, Florida	Inactive	^[15]^[cn]
Epsilon Tau	Utah Epsilon Tau	1949–1953, 2002–2009	University of Utah	Salt Lake City, Utah	Colony	^[co]
Epsilon Upsilon	Mississippi Epsilon Upsilon	1949	University of Southern Mississippi	Hattiesburg, Mississippi	Active	^[cp]
Epsilon Phi	New York Epsilon Phi	1950–1974, 1985–2019	Syracuse University	Syracuse, New York	Inactive	^[cq]
Epsilon Chi	California Epsilon Chi	1950–1970, 1977–2004, 2010	San Jose State University	San Jose, California	Active	^[cr]
Epsilon Psi	California Epsilon Psi	1950–1994	San Diego State University	San Diego, California	Inactive	^[cs]
Epsilon Omega	North Carolina Epsilon Omega	1951–1971	Davidson College	Davidson, North Carolina	Inactive	^[ct]
Zeta Alpha	Arizona Zeta Alpha	1950–1972, 1986–1993	Arizona State University	Tempe, Arizona	Colony	^[cu]
Zeta Beta	California Zeta Beta	1951–2014	University of Southern California	Los Angeles, California	Inactive	^[cv]
Zeta Gamma	Colorado Zeta Gamma	1951–1959, 1966–1997	University of Denver	Denver, Colorado	Inactive
Zeta Delta	Oregon Zeta Delta	1952–1973	Linfield College	McMinnville, Oregon	Inactive	^[cw]
Zeta Epsilon	Florida Zeta Epsilon	1952–1998	University of Miami	Coral Gables, Florida	Inactive	^[cx]
Zeta Zeta	Ohio Zeta Zeta	1953–1970, 1988	Kent State University	Kent, Ohio	Active	^[cy]
Zeta Eta	Texas Zeta Eta	1953–200x ?, 2007	Texas Tech University	Lubbock, Texas	Active	^[cz]
Zeta Theta	Texas Zeta Theta	1957–2011, 2015	Lamar University	Beaumont, Texas	Active	^[da]
Zeta Iota	Ohio Zeta Iota	1958–1994	Denison University	Granville, Ohio	Inactive
Zeta Kappa	Texas Zeta Kappa	1959	West Texas A&M University	Canyon, Texas	Active	^[db]
Zeta Lambda	Kentucky Zeta Lambda	1959	Murray State University	Murray, Kentucky	Active	^[dc]
Zeta Mu	Texas Zeta Mu	1960–1998, 2003	Sam Houston State University	Huntsville, Texas	Active	^[dd]
Zeta Nu	Oklahoma Zeta Nu	1962–2007, 2014	University of Central Oklahoma	Edmond, Oklahoma	Active	^[de]
Zeta Xi	Michigan Zeta Xi	1962–1998	Kettering University	Flint, Michigan	Inactive	^[df]
Zeta Omicron	Indiana Zeta Omicron	1963–2015	Indiana State University	Terre Haute, Indiana	Inactive
Zeta Pi	Tennessee Zeta Pi	1964–2014	University of Tennessee at Martin	Martin, Tennessee	Inactive
Zeta Rho	Tennessee Zeta Rho	1965–1980, 1987–2017	University of Memphis	Memphis, Tennessee	Inactive	^[16]^[dg]
Zeta Sigma	Minnesota Zeta Sigma	1965–1998	Hamline University	Saint Paul, Minnesota	Inactive	^[dh]
Zeta Tau	Virginia Zeta Tau	1965–2001	Old Dominion University	Norfolk, Virginia	Inactive	^[di]
Zeta Upsilon	Nebraska Zeta Upsilon	1966–2016	University of Nebraska at Kearney	Kearney, Nebraska	Inactive	^[dj]
Zeta Phi	Texas Zeta Phi	1966–1992	Texas A&M University–Kingsville	Kingsville, Texas	Inactive	^[dk]
Zeta Chi	Louisiana Zeta Chi	1966–2012	Louisiana Tech University	Ruston, Louisiana	Inactive	^[dl]
Zeta Psi	South Carolina Zeta Psi	1967–1997	Newberry College	Newberry, South Carolina	Inactive	^[dm]
Zeta Omega	Kentucky Zeta Omega	1967–1976; September 21, 2012	Western Kentucky University	Bowling Green, Kentucky	Active	^[17]^[dn]
Eta Alpha	Florida Eta Alpha	1967–2004	University of South Florida	Tampa, Florida	Inactive	^[do]
Eta Beta	Georgia Eta Beta	1968–1987; November 10, 2018	Georgia State University	Atlanta, Georgia	Active
Eta Gamma	Arkansas Eta Gamma	1968	Arkansas State University	Jonesboro, Arkansas	Active	^[dp]
Eta Delta	Minnesota Eta Delta	1968–1975	Minnesota State University, Mankato	Mankato, Minnesota	Inactive	^[dq]
Eta Epsilon	Nevada Eta Epsilon	1968–2023	University of Nevada, Las Vegas	Paradise, Nevada	Inactive
Eta Zeta	Georgia Eta Zeta	1968	Georgia Southern University	Statesboro, Georgia	Active	^[dr]
Eta Eta	Georgia Eta Eta	1968–1977	Athens State University	Athens, Alabama	Inactive	^[ds]
Eta Theta	Alabama Eta Theta	1969–2002	Jacksonville State University	Jacksonville, Alabama	Active
Eta Iota	Texas Eta Iota	1969–2022	Stephen F. Austin State University	Nacogdoches, Texas	Active	^[dt]
Eta Kappa	New Mexico Eta Kappa	1969–199x ?, 2011	University of New Mexico	Albuquerque, New Mexico	Active
Eta Lambda	Tennessee Eta Lambda	1969–2022	Tennessee Technological University	Cookeville, Tennessee	Inactive	^[du]
Eta Mu	Florida Eta Mu	1969–2016, 2023	Florida Atlantic University	Boca Raton, Florida	Active
Eta Nu	Tennessee Eta Nu	1970–1986; September 11, 1998	Middle Tennessee State University	Murfreesboro, Tennessee	Active	^[18]^[dv]
Eta Xi	West Virginia Eta Xi	1971–1983	Salem International University	Salem, West Virginia	Inactive	^[dw]
Eta Omicron	California Eta Omicron	1971	Culver–Stockton College	Canton, Missouri	Active	^[dx]
Eta Pi	South Carolina Eta Pi	May 7, 1971 – 1998' 2005	Clemson University	Clemson, South Carolina	Active	^[19]^[dy]
Eta Rho	Florida Eta Rho	1971	University of Central Florida	Orlando, Florida	Active	^[dz]
Eta Sigma	Minnesota Eta Sigma	1971–1975	Bemidji State University	Bemidji, Minnesota	Inactive	^[ea]
Eta Tau	Tennessee Eta Tau	September 18, 1971 – 1980; 2009	Austin Peay State University	Clarksville, Tennessee	Active	^[20]^[eb]
Eta Upsilon	Illinois Eta Upsilon	1971–2000	Western Illinois University	Macomb, Illinois	Inactive	^[ec]
Eta Phi	Georgia Eta Phi	1971–2016	University of West Georgia	Carrollton, Georgia	Inactive	^[ed]
Eta Chi	Louisiana Eta Chi	1972–19xx ?	Southeastern Louisiana University	Hammond, Louisiana	Inactive	^[ee]
Eta Psi	Florida Eta Psi	March 25, 1973 – 1976; 1990	University of West Florida	Pensacola, Florida	Active	^[21]^[ef]
Eta Omega	Alabama Eta Omega	1972	University of Montevallo	Montevallo, Alabama	Active	^[eg]
Theta Alpha	Indiana Theta Alpha	1972–2002; January 15, 2011	Ball State University	Muncie, Indiana	Active	^[eh]
Theta Beta	Texas Theta Beta	1972–1981	Tyler Junior College	Tyler, Texas	Inactive	^[ei]
Theta Gamma	Pennsylvania Theta Gamma	1973–199x ?, 2003–2015	Duquesne University	Pittsburgh, Pennsylvania	Inactive	^[ej]
Theta Delta	Virginia Theta Delta	1973–200x ?; 2014	Virginia Tech	Blackburg, Virginia	Active	^[ek]
Theta Epsilon	Texas Theta Epsilon	1973–2004	Houston Baptist University	Houston, Texas	Inactive	^[el]
Theta Zeta	Illinois Theta Zeta	1973–2016	Southern Illinois University	Carbondale, Illinois	Inactive
Theta Eta	Alabama Theta Eta	January 30, 1974	University of North Alabama	Florence, Alabama	Active	^[22]
Theta Theta	Illinois Theta Theta	1975–2017	Illinois State University	Normal, Illinois	Inactive
Theta Iota	Illinois Theta Iota	1975	Millikin University	Decatur, Illinois	Active
Theta Kappa	New Mexico Theta Kappa	1976	New Mexico State University	Las Cruces, New Mexico	Active
Theta Lambda	Ohio Theta Lambda	1977–1994, 2002–2005	Miami University	Oxford, Ohio	Inactive
Theta Mu	Illinois Theta Mu	1977–1997, 2011	Elmhurst College	Elmhurst, Illinois	Active
Theta Nu	Texas Theta Nu	1977–1994, 2005	Baylor University	Waco, Texas	Active	^[em]
Theta Xi	South Carolina Theta Xi	1978–2011	Francis Marion University	Florence, South Carolina	Inactive	^[en]
Theta Omicron	West Virginia Theta Omicron	1977	Marshall University	Huntington, West Virginia	Active
Theta Pi	Alabama Theta Pi	1979	University of Alabama in Huntsville	Huntsville, Alabama	Active
Theta Rho	Missouri Theta Rho	1979–2013	Truman State University	Kirksville, Missouri	Inactive
Theta Sigma	Texas Theta Sigma	September 11, 1979 – 2007, 2013	Texas A&M University	College Station, Texas	Active	^[23]
Theta Tau	Kansas Theta Tau	1980–1996	Wichita State University	Wichita, Kansas	Inactive
Theta Upsilon	Tennessee Theta Upsilon	1980–1987	University of Tennessee at Chattanooga	Chattanooga, Tennessee	Inactive
Theta Phi	Alabama Theta Phi	1980–2004, 2013	University of Alabama at Birmingham	Birmingham, Alabama	Active
Theta Chi	Pennsylvania Theta Chi	1982–2003	Indiana University of Pennsylvania	Indiana, Pennsylvania	Inactive
Theta Psi	Florida Theta Psi	1983	Stetson University	DeLand, Florida	Active	^[eo]
Theta Omega	Kentucky Theta Omega	1983	Northern Kentucky University	Highland Heights, Kentucky	Active
Iota Alpha	Texas Iota Alpha	1986–2017	Texas State University	San Marcos, Texas	Inactive	^[24]^[ep]
Iota Beta	South Carolina Iota Beta	1986–2016	Lander University	Greenwood, South Carolina	Inactive	^[eq]
Iota Gamma	Maryland Iota Gamma	1988–1995	University of Maryland, Baltimore County	Catonsville, Maryland	Inactive
Iota Delta	Pennsylvania Iota Delta	1988	Widener University	Chester, Pennsylvania	Active	^[er]
Iota Epsilon	Texas Iota Epsilon	1988–20xx ?, 2012	University of Texas at San Antonio	San Antonio, Texas	Active
Iota Zeta	Florida Iota Zeta	1989–2010	Rollins College	Winter Park, Florida	Inactive
Iota Eta	California Iota Eta	1989–2003	California State Polytechnic University, Pomona	Pomona, California	Inactive	^[es]
Iota Theta	California Iota Theta	1990–2011	University of California, Riverside	Riverside, California	Inactive
Iota Iota	Arizona Iota Iota	1990–2007	Northern Arizona University	Flagstaff, Arizona	Colony	^[et]
Iota Kappa	Delaware Iota Kappa	1990–2000	Goldey–Beacom College	Wilmington, Delaware	Inactive
Iota Lambda	Ohio Iota Lambda	1990–1997	Otterbein University	Westerville, Ohio	Inactive
Iota Mu	New York Iota Mu	1990–1999	University at Albany, SUNY	Albany, New York	Inactive
Iota Nu	California Iota Nu	1991	University of California, Santa Barbara	Isla Vista, California	Active
Iota Xi	New York Iota Xi	1991–2002	University at Buffalo	Buffalo, New York	Inactive
Iota Omicron	Pennsylvania Iota Omicron	1991–2001	Villanova University	Villanova, Pennsylvania	Inactive
Iota Pi	North Carolina Iota Pi	1991–2008, 2012	Appalachian State University	Boone, North Carolina	Active
Iota Rho	Rhode Island Iota Rho	1992–1995	Johnson & Wales University	Providence, Rhode Island	Inactive
Iota Sigma	Missouri Iota Sigma	1992	University of Central Missouri	Warrensburg, Missouri	Active
Iota Tau	Rhode Island Iota Tau	1994–2014	University of Rhode Island	North Kingstown, Rhode Island	Inactive
Iota Upsilon	Michigan Iota Upsilon	1995–2023	Western Michigan University	Kalamazoo, Michigan	Inactive
Iota Phi	Tennessee Iota Phi	1999–2017	Belmont University	Nashville, Tennessee	Inactive	^[eu]
Iota Chi	Alabama Iota Chi	2001–2008	Auburn University at Montgomery	Montgomery, Alabama	Inactive
Iota Psi	Pennsylvania Iota Psi	2001	Temple University	Philadelphia, Pennsylvania	Active
Iota Omega	Pennsylvania Iota Omega	2003–2020	Bloomsburg University of Pennsylvania	Bloomsburg, Pennsylvania	Inactive	^[ev]
Kappa Alpha	Texas Kappa Alpha	2004	University of Texas at Arlington	Arlington, Texas	Active
Kappa Beta	Alabama Kappa Beta	2005	Troy University	Troy, Alabama	Active
Kappa Gamma	Texas Kappa Gamma	2006–2023	University of North Texas	Denton, Texas	Inactive
Kappa Delta	North Carolina Kappa Delta	2007–2015	North Carolina State University	Raleigh, North Carolina	Colony	^[25]^[ew]
Kappa Epsilon	California Kappa Epsilon	2007	Pepperdine University	Malibu, California	Active
Kappa Zeta	Virginia Kappa Zeta	2007 – November 19, 2015	James Madison University	Harrisonburg, Virginia	Inactive	^[26]^[27]^[ex]
Kappa Eta		November 17, 2007	Florida Institute of Technology	Melbourne, Florida	Active
Kappa Theta		January 12, 2008 – 2014	Eastern Illinois University	Charleston, Illinois	Inactive
Kappa Iota		December 13, 2008 – 2019	University of North Carolina Wilmington	Wilmington, North Carolina	Inactive
Kappa Kappa		January 31, 2009	College of William and Mary	Williamsburg, Virginia	Active
Kappa Lambda		September 26, 2009	Grand Valley State University	Allendale, Michigan	Active
Kappa Mu		December 11, 2010	University of North Florida	Jacksonville, Florida	Active
Kappa Nu		November 12, 2011	Arkansas Tech University	Russellville, Arkansas	Active	^[28]
Kappa Xi		October 2012	East Carolina University	Greenville, North Carolina	Active
Kappa Omicron		January 11, 2014 – 2023	University of Louisville	Louisville, Kentucky	Inactive
Kappa Pi		2012–2021	Utah State University	Logan, Utah	Inactive
Kappa Rho		2015	Samford University	Birmingham, Alabama	Active
Kappa Sigma		October 3, 2015	University of South Alabama	Mobile, Alabama	Active
Kappa Tau		2016	Eastern Kentucky University	Richmond, Kentucky	Active
Kappa Upsilon		April 23, 2016	University of Tampa	Tampa, Florida	Active
Kappa Phi		November 29, 2016	Lake Forest College	Lake Forest, Illinois	Active
Kappa Chi		January 28, 2017	West Chester University	West Chester, Pennsylvania	Active
Kappa Psi		March 25, 2017	University of Pittsburgh	Pittsburgh, Pennsylvania	Active
Kappa Omega		April 4, 2017	Georgia College and State University	Milledgeville, Georgia	Active
Lambda Alpha		October 14, 2017	Florida Gulf Coast University	Fort Myers, Florida	Active
Lambda Beta		June 6, 2018	Santa Clara University	Santa Clara, California	Inactive
Lambda Gamma		April 6, 2019	Boise State University	Boise, Idaho	Active
Lambda Delta		April 20, 2019	University of North Carolina at Charlotte	Charlotte, North Carolina	Active
Lambda Epsilon		2019	Kennesaw State University	Kennesaw, Georgia	Active
Lambda Zeta		2019–2024	University of San Diego	San Diego, California	Inactive
Lambda Eta		April 12, 2025	University of Texas at Tyler	Tyler, Texas	Active	^[ey]

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v t e Alpha Tau Omega
Founders	Alfred Marshall Erskine Mayo Ross Otiz Allan Glazebrook
Buildings	Alpha Tau Omega Fraternity House (Reno, Nevada) Alpha Tau Omega Fraternity House (West Lafayette, Indiana) Old Alpha Tau Omega Fraternity House (Eugene, Oregon)
Related	Chapters Members Lexington Triad Sigma Nu Kappa Alpha Order

List of Alpha Tau Omega chapters

References

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