List of Sigma Nu chapters

|Inactive

|Shepard, Francis W., ed. (1927). [https://books.google.com/books?id=Z1vOAAAAMAAJ&q=%22sigma%20nu%22 Baird's Manual of American College Fraternities (11th ed.)]. Menasha, Wisconsin: George Banta Publishing Company. p. 189. – via Google Books.{{Efn|Chapter went dormant twice because of anti-fraternity policies.}}

Beta

|1871–1879,
1883–1891,
1900–2014,
2020

|University of Virginia

|Charlottesville

|Active

|{{Cite web |date=2014-04-18 |title=Two UVa fraternities lose charters in wake of hazing; one says it will appeal |url=https://dailyprogress.com/news/local/two-uva-fraternities-lose-charters-in-wake-of-hazing-one-says-it-will-appeal/article_4d2f650c-c747-11e3-8726-001a4bcf6878.html |access-date=2023-08-10 |website=The Daily Progress |language=en}}{{Efn|In 2014, the chapter lost its charter due to hazing pledges}}

Gamma (First)

|1871–1871

|Bailey Law School

|Asheville

|Inactive

|{{Efn|Gamma only admitted one member and its charter was withdrawn almost immediately.}}

Delta (First)

|1871–1872

|Tarboro citywide

|Tarboro

|Inactive

|{{Efn|This was a non-collegiate chapter, consisting of the young businessmen of the community. It was decided this chapter did not have a place in the fraternity and its charter was withdrawn shortly after it was established.}}

|1873–1877,
1884–2000,
2004

|University of Georgia

|Athens

|Active

|{{Efn

name=Anti Fraternity Laws}}

Theta

|1874–1882,
1884

|University of Alabama

|Tuscaloosa

|Active

|{{Efn|Chapter went dormant briefly because of anti-fraternity laws.|name=Anti Fraternity Laws}}

Iota

|1879–1881,
1884–1886,
1890

|Samford University

|Homewood

|University of North Georgia

|Active

|{{Efn|name=Anti Fraternity Laws}}

Kappa

|1881–1933,
1972–2016,
April 2019

|Dahlonega

|Washington and Lee University

|Active

|{{Cite web |date=2016-02-16 |title=Fraternity suspended after allegations of hazing |url=https://www.wsbtv.com/news/local/fraternity-suspended-after-allegations-of-hazing/87982201/ |access-date=2023-08-10 |website=WSB-TV Channel 2 - Atlanta |language=en}}{{Cite web |date=July 29, 2019 |title=Sigma Nu regains charter on Dahlonega Campus |url=https://ung.edu/news/articles/2019/07/sigma-nu-regains-charter-on-dahlonega-campus.php |access-date=2023-08-08 |website=University of North Georgia |language=en}}{{Efn|In February 2016, Sigma Nu suspended this chapter due to allegations of hazing and alcohol abuse.}}

Lambda

|1882–2020, 2024

|Lexington

|Central University of Kentucky

|Active

|{{Efn|Chapter reformed in 1972 from the Rex Club (local), established in 1916. It also reformed as a colony in 2018. Regained Chapter status in 2024.}}

Epsilon

|1883–1885,
1899–2017

|Bethany College

|Bethany

|West Virginia

|Inactive

Zeta

|1883–1901

|Richmond

|Inactive

|Shepard, Francis W., ed. (1927). [https://books.google.com/books?id=Z1vOAAAAMAAJ&q=%22sigma%20nu%22 Baird's Manual of American College Fraternities (11th ed.)]. Menasha, Wisconsin: George Banta Publishing Company. p.189. – via Google Books.{{efn|Chapter went inactive when Central University merged into Centre College in 1901.}}

Eta

|1884–1932,
1948

|Mercer University

|Macon

|Active

|{{Efn|Chapter reformed in 1948 from Alpha Lambda Tau (local), established in 1923.}}

|1884–2005,
2008

|University of Kansas

|Lawrence

|Active

|1884–1990,
1994–2014

|Emory University

|Atlanta

|Inactive

|{{Cite web |last=Fowler |first=Stephen |date=2014-05-10 |title=Sigma Nu Fraternity Suspended for Five Years Following Hazing Investigation |url=https://emorywheel.com/sigma-nu-fraternity-suspended-for-five-years-following-hazing-investigation/ |access-date=2023-08-10 |website=The Emory Wheel |language=en-US}}{{Efn|In 2014, the chapter was suspended for five years for repeated hazing and misconduct violations. One hazing incident required pledges to “consume food items in large quantities at rapid paces to the point of physical harm and vomiting"}}

Omicron

|1884–1904

|Bethel College

|Russellville

|Inactive

|{{Efn|Sigma Nu withdrew this chapter's charter because of the decline of Bethel College.}}

|1885–2002

|Lehigh University

|Bethlehem

|University of South Carolina

|Inactive

Delta (Second)

|1886–1897,
1928–198x ?
199x ?

|Columbia

|Active

|Shepard, Francis W., ed. (1927). [https://books.google.com/books?id=Z1vOAAAAMAAJ&q=%22sigma%20nu%22 Baird's Manual of American College Fraternities (11th ed.)]. Menasha, Wisconsin: George Banta Publishing Company. p. 189-190 – via Google Books.{{Efn|Chapter went dormant in 1897 because of college and trustee opposition.}}

Rho

|1886

|University of Missouri

|Columbia

|Active

Sigma

|1886–1888,
1891–200x ?,
2008

|Vanderbilt University

|Nashville

|South Carolina Military Academy

|Active

Tau

|1886–1891

|Charleston

|University of Texas at Austin

|Inactive

|{{Efn|Chapter went inactive because of college or trustee opposition.|name=Trustee Opposition}}

Upsilon

|1886–2015,
20xx ?

|Austin

|Louisiana State University

|Active

Phi

|1887–2004,
2008

|Baton Rouge

|Active

|{{Efn|Chapter formed from Kappa Sigma Kappa, established in 1885. After going dormant, it reformed as a colony in 2007.}}

Chi

|1888–1913

|Cornell College

|Mount Vernon

|University of North Carolina at Chapel Hill

|Colony

|{{Efn

name=Trustee Opposition}}{{Efn|name=Colony 2022}}

Psi

|1888–200x ?,
2007

|Chapel Hill

|Active

Beta Phi

|1888–1890,
1895–1898,
1903–1934,v1962–200x ?

|Tulane University

|New Orleans

|Inactive

Beta Alpha

|1889–1892,
1985

|Yale University

|New Haven

|Sewanee: The University of the South

|Active

|{{Efn|Sigma Nu withdrew the chapter's charter in 1892 when Yale instituted a class system for student societies.}}

Beta Omicron

|1889–1893,
1921

|Sewanee

|Active

|{{Efn|Chapter reformed in 1921 from Tau Gamma Phi, established in 1920.}}

Beta Beta

|1890

|DePauw University

|Greencastle

|Active

|{{Efn|Chapter formed from Lethe (local), established in 1890. After going dormant, it reformed as a colony in 1985.}}

Beta Theta

|1890

|Auburn University

|Auburn

|Active

Beta Gamma

|1891–1896,
1931–2013

|Missouri Valley College

|Marshall

|Inactive

|{{Efn

name=Trustee Opposition}}{{Efn|Chapter reformed in 1931 from Tharso (local), established in 1928.}}

Beta Delta

|1891–1894

|Drake University

|Des Moines

|Inactive

|{{Efn

name=Trustee Opposition}}

Beta Epsilon (First)

|1891–1894

|Upper Iowa University

|Fayette

|Inactive, Reassigned

|{{Efn

name=Trustee Opposition}}

Beta Zeta

|1891–2015,
2022

|Purdue University

|West Lafayette

|Active

|{{Cite web |last1=Paul |first1=Joseph |last2=Vizza |first2=Chris Morisse |date=March 3, 2015 |title=Purdue frat suspended for hazing, drugs, alcohol |url=https://www.jconline.com/story/news/college/2015/03/03/sigma-nu-fraternity-suspended-purdue/24307147/ |access-date=2023-08-10 |website=Journal and Courier |language=en-US}}{{Efn|In 2015, the chapter was suspended for two years for hazing pledges, illegal drug use, and alcohol consumption by minors.}}

Beta Nu

|1891–1991

|Ohio State University

|Columbus

|Colony

|{{Efn|name=Colony 2022}}

Beta Chi

|1891–1963,
19xx ?

|Stanford University

|Stanford

|Active

Delta Theta (First)

|1891–1930

|Lombard College

|Galesburg

|Moved

|{{efn|Chapter formed from Delta Theta (local), established in 1869. Lombard College closed in 1930. Members of Delta Theta transferred to Knox College, taking the chapter with them.}}

Delta Theta (Second)

|1930

|Knox College (Illinois)

|Galesburg

|Indiana University Bloomington

|Active

|{{efn|Chapter was founded at Lombard College, which closed in 1930. Lombard did not merge with Knox College, but numerous students transferred at the time of closure, including members of Delta Theta who moved the chapter with them.}}

Beta Eta

|1892–2017,
2022

|Bloomington

|University of Mount Union

|Active

|{{Cite web |last=Amos |first=Jaden |date=October 11, 2017 |title=Sigma Nu suspended over hazing, alcohol violations |url=https://www.idsnews.com/article/2017/10/sigma-nu-suspended-over-hazing-alcohol-violations |access-date=2023-08-10 |website=Indiana Daily Student}}{{Efn|Chapter formed from the Independent Literary Society (local), established in 1883.}}{{Efn|In October 2017, Sigma Nu suspended this chapter for alcohol and hazing-related violations.}}

Beta Iota

|1892

|Alliance

|Southwest Kansas College

|Active

Beta Kappa (First)

|1892–1887

|Winfield

|Moved

|{{Efn|The chapter went dormant because of faculty opposition. Its charter and membership role was transferred to Kansas State College.|name=}}

Beta Lambda

|1892–1902

|Central College

|Fayette

|University of California, Berkeley

|Inactive

|{{Efn

name=Trustee Opposition}}

Beta Psi

|1892

|Berkeley

|Active

Beta Mu

|1893–2019

|University of Iowa

|Iowa City

|Inactive

Beta Xi

|1894–2001

|William Jewell College

|Liberty

|University of Pennsylvania

|Inactive

|{{Efn|Chapter formed from Phe Yod Ins (local), established in 1892.}}

Beta Rho

|1894–1895,
1897–1898,
1904

|Philadelphia

|Active

Beta Pi (see Gamma Rho)

|1895–1934

|University of Chicago

|Chicago

|North Carolina State University

|Inactive

|{{Efn|Chapter was later reesblished as Gamma Rho.}}

Beta Tau

|1895–200x ?,
2009

|Raleigh

|Rose–Hulman Institute of Technology

|Active

Beta Upsilon

|1895

|Terre Haute

|University of Washington

|Active

Gamma Gamma

|1895–1997,
2003

|Albion College

| Albion

| Michigan

|Active

Gamma Chi

|1896

|Seattle

|Active

Gamma Alpha

|1896

|Georgia Tech

|Atlanta

|Active

Gamma Beta

|1898–200x ?,
2013

|Northwestern University

|Evanston

|Stevens Institute of Technology

|Active

|{{Efn|Chapter formed from Gamma Delta Sigma (local), established in 1896. After going dormant, it reformed as a colony in 2013.}}

Beta Sigma

|1898–1990

|University of Vermont

|Burlington

|Vermont

|Inactive

|{{Efn|Chapter formed from Alpha Phi (local), established in 1895.}}

Gamma Delta

|1900

|Hoboken

|New Jersey

|Active

Gamma Epsilon

|1900–1995

|Lafayette College

|Easton

|Colorado School of Mines

|Inactive

Gamma Zeta

|1900–1970,
19xx ?–2004,
2010

|University of Oregon

|Eugene

|Oregon

|Active

Gamma Eta

|1901

|Golden

|Colorado

|Active

Gamma Theta

|1901–2018

|Cornell University

|Ithaca

|Inactive

Gamma Iota

|1902–1965,
1967–2012,
2016

|University of Kentucky

|Lexington

|University of Colorado Boulder

|Active

Gamma Kappa

|1902

|Boulder

|Colorado

|Active

Gamma Lambda

|1902–1962,
1980–200x ?

|University of Wisconsin–Madison

|Madison

|Wisconsin

|Inactive

Gamma Mu

|1902

|University of Illinois at Urbana-Champaign

|Urbana

|Active

|{{Cite web |title=Sigma Nu Fraternity {{!}} Fraternity and Sorority Life |url=https://fsaffairs.illinois.edu/organizations/fraternities/SigmaNu/ |access-date=2023-08-08 |website=University of Illinois}}

Gamma Nu

|1902–2009,
2020

|University of Michigan

|Ann Arbor

|Missouri University of Science and Technology

|Active

Gamma Xi

|1903

|Rolla

|Washington University in St. Louis

|Active

Gamma Omicron

|1903

|St. Louis

|West Virginia University

|Active

Gamma Pi

|1904–200x ?,
2012

|Morgantown

|West Virginia

|Active

|{{Efn|Chapter formed from the Alfred Guild (local), established in 1902. After going dormant, it reformed as a colony in 2011.}}

Gamma Rho (see Beta Pi)

|1904–1934

|University of Chicago

|Chicago

|Inactive

|{{Efn|Chapter formed from Sigma Nu Association, established in 1903.}}

Gamma Sigma

|1904–1998,
2024

|Iowa State University

|Ames

|Active

|{{Efn|Chapter formed from Gamma Tau (local), established in 1904.}}

Gamma Tau

|1904

|University of Minnesota

|Minneapolis

|Minnesota

|Active

|{{Efn|Chapter formed from Kappa Phi Beta (local), established in 1893.}}

Gamma Upsilon

|1904–2000,
2005

|University of Arkansas

|Fayetteville

|Active

|{{Efn|Chapter formed from Alpha Gamma, established in 1902. After going dormant, it reformed as a colony in 2004.}}

Gamma Phi

|1905

|University of Montana

|Missoula

|Montana

|Active

|{{Efn|Chapter formed from House of Jericho (local), established in 1902.}}

Gamma Psi

|1906–1970,
1988–2006

|Syracuse University

|Syracuse

|Case Western Reserve University

|Inactive

Delta Alpha

|1907

|Cleveland

|Active

Delta Beta

|1907–1961,
1986

|Dartmouth College

|Hanover

|New Hampshire

|Active

|{{Efn|Chapter formed from Puckwana (local), established in 1903. After going dormant, it reformed from Sigma Nu Delta (local), established in 1961.}}

Delta Gamma

|1908–1965,
198x ?

|Columbia University

|New York City

|Pennsylvania State University

|Active

|{{Efn|Chapter formed from Grey & Gold (local), established in 1907.}}

Delta Delta

|1909–2018

|University Park

|Inactive

|{{Efn|Chapter formed from Union (local), established in 1904.}}

Delta Epsilon

|1909–2000,
2014

|University of Oklahoma

|Norman

|Western Reserve University

|Active

|{{Efn|Chapter formed from Delta Delta (local), established in 1908. After going dormant, it reformed as a colony in 2012.}}

Delta Zeta

|1909–1948

|Cleveland

|University of Nebraska–Lincoln

|Inactive

|{{efn|Chapter formed from Alpha Nu (local), established in 1907. Case Institute of Technology and Western Reserve University merged to form Case Western Reserve University while Delta Zeta was still dormant, rendering the chapter's dormancy permanent and making Delta Alpha the only extant chapter from the two schools}}

Delta Eta

|1909–2014,
2020

|Lincoln

|Nebraska

|Active

|{{Cite web |last=Olson |first=Emma |date=2016-08-29 |title=Sigma Nu plans to return to UNL after suspension |url=https://www.dailynebraskan.com/news/sigma-nu-plans-return-to-unl-after-suspension/article_965d7696-6d9f-11e6-aa38-c3865a6c1807.html |access-date=2023-08-10 |website=The Daily Nebraskan |language=en}}{{Efn|Chapter formed from Kappa Delta Pi (local), established in 1901.}}{{Efn|In 2014, the chapter was suspended for fire code and housing violations.}}

Delta Iota

|1910–2007,
2010

|Washington State University

|Pullman

|Active

|{{Efn|Chapter formed from Ophites (local), established in 1905.}}

Delta Kappa

|1911–200x ?,
2011–2019

|University of Delaware

|Newark

|Delaware

|Colony

|{{Efn|Chapter formed from Phi Sigma (local), established in 1906. After going dormant, it reformed as a colony in 2008.}}

Delta Lambda

|1912–1964

|Brown University

|Providence

|Rhode Island

|Inactive

|{{Efn|Chapter formed from Sigma Delta Kappa (local), established in 1907.}}

Delta Mu

|1913

|Stetson University

|DeLand

|Active

|{{Efn|Chapter formed from Nu Sigma (local), established in 1909.}}

Delta Nu

|1913–2012

|University of Maine

|Orono

|Maine

|Inactive

|{{Efn|Chapter formed from Theta Epsilon (local), established in 1903.}}

Beta Kappa (Second)

|1913–2014

|Kansas State University

|Manhattan

|University of Nevada, Reno

|Inactive

|{{Efn|After Beta Kappa (First) at Southwest Kansas College was forced to close because of faculty opposition, its charter and membership role was transferred to Kansas State College.|name=}}

Delta Xi

|1914–2017

|Reno

|Nevada

|Inactive

|{{Efn|Chapter formed from the Nevada Club (local), established in 1911.}}

Delta Omicron

|1915

|University of Idaho

|Moscow

|Idaho

|Active

|{{Efn|Chapter formed from Zeta Delta (local), established in 1910.}}{{efn|name=GreeksAbolished}}

Delta Pi

|1915–2020

|George Washington University

|Washington, D.C.

|District of Columbia

|Inactive

|{{Efn|Chapter formed from Alpha Beta Phi (local), established in 1904.}}

Delta Rho

|1915–1998,
2012

|Colorado State University

|Fort Collins

|Colorado

|Active

|{{Efn|Chapter formed from Alpha Kappa Epsilon (local), established in 1903. After going dormant, it reformed as a colony in 2008.}}

Delta Sigma

|1916–1938,
1940

|Carnegie Mellon University

|Pittsburgh

|Active

|{{Efn|Chapter formed from Beta Theta Epsilon (local), established in 1907. After going dormant, it reformed as a colony in 1939.}}

Delta Tau

|1917–2010,
2017

|Oregon State University

|Corvallis

|Oregon

|Active

|{{Efn|Chapter formed from Delta Tau (local), established in 1910. After going dormant, it reformed as a colony in 2015.}}

Delta Upsilon

|1917–1968

|Colgate University

|Hamilton

|University of Maryland, College Park

|Inactive

|{{Efn|Chapter formed from Theta Delta Sigma (local), established in 1914.}}

Delta Phi

|1917

|College Park

|Maryland

|Active

|{{Efn|Chapter formed from Gamma Phi (local), established in 1912.}}

Delta Chi

|1918–1972,
1984–20xx ?

|Trinity College

|Hartford

|Inactive

|{{Efn|Chapter formed from Sigma Psi (local), established in 1911. After going dormant, it reformed as a colony in 1982.}}

Delta Psi

|1918–1970

|Bowdoin College

|Brunswick

|Maine

|Inactive

|{{efn|name=GreeksAbolished|Chapter formed from Beta Chi, established in 1914. It went inactive because the college no longer allowed Greek Letter fraternities and sororities.}}

Epsilon Alpha

|1918–1983,
1988–1997,
2002–2009,
2021

|University of Arizona

|Tucson

|Arizona

|Active

|{{Efn|Chapter formed from Sigma Phi Beta (local), established in 1911. After going dormant, it reformed as a colony in 1986, 2000, and 2019.}}

Epsilon Beta

|1919

|Drury University

|Springfield

|Active

|{{Efn|Chapter formed from Obelisk (local), established in 1911.}}

Epsilon Gamma

|1920–1961

|Wesleyan University

|Middletown

|Oklahoma State University–Stillwater

|Inactive

|{{Efn|Chapter formed from Alpha Sigma Delta (local), established in 1916.}}

Epsilon Delta

|1920–2010,
2015

|University of Wyoming

|Laramie

|Wyoming

|Active

|{{Efn|Chapter formed from Gamma Theta Chi (local), established in 1916. After going dormant, it reformed as a colony in 2013.}}

Epsilon Epsilon

|1920

|Stillwater

|Active

|{{Efn|Chapter formed from Phi Kappa Delta (local), established in 1914.}}

Epsilon Zeta

|1920–200x ?,
2007

|University of Florida

|Gainesville

|Active

|{{Efn|Chapter formed from Nu Sigma (local), established in 1919. After going dormant, it reformed as a colony in 2005.}}

Epsilon Eta

|1921

|University of Tennessee

|Knoxville

|Massachusetts Institute of Technology

|Active

|{{Efn|Chapter formed from Phi Beta Sigma (local), established in 1919.}}

Epsilon Theta

|1922–1974,
1995

|Cambridge

|Massachusetts

|Active

|{{Efn|Chapter formed as a colony in 1920. After going dormant, it reformed from Delta Phi (local), established in 1990.}}

Epsilon Iota

|1922–1936,
1952–1973,
1975–200x ?

|College of William & Mary

|Williamsburg

|University of North Dakota

|Inactive

|{{Efn|Chapter formed from Phi Tau Beta (local), established in 1917. After going dormant, it reformed from Sigma Rho (local), originally formed in 1937. It also reformed as a colony in 1974.}}

Epsilon Kappa

|1923

|Grand Forks

|North Dakota

|Active

|{{Efn|Chapter formed from Synergon (local), established in 1910.}}

Epsilon Lambda

|1924

|University of Utah

|Salt Lake City

|Active

|{{Efn|Chapter formed from Theta Sigma (local), established in 1916.}}

Epsilon Mu

|1926–xxxx ?,
2002

|Butler University

|Indianapolis

|Active

|{{Efn|Chapter formed from Delta Phi Sigma (local), established in 1923. After going dormant, it reformed as a colony in 2002.}}

Epsilon Nu

|1927–2015

|Miami University

|Oxford

|University of Mississippi

|Inactive

|{{Cite web |last=Golick |first=Keith Biery |date=September 19, 2015 |title=Forced drinking, hazing get MU frats suspended |url=https://www.cincinnati.com/story/news/2015/09/10/mu-fraternities-suspended--hazing/72008800/ |access-date=2023-08-10 |website=The Enquirer |place=Cincinnati, Ohio |language=en-US}}{{Efn|Chapter formed from Apha Theta Phi, established in 1919. In 2015, it was suspended until 2018 for violating social probation. There were also allegations of forcing underage pledges to consume large amounts of alcohol and banning pledges from shaving and showering.}}

Epsilon Xi

|1927

|Oxford

|Mississippi

|Active

|{{Cite web |date=2012-02-16 |title=Second Ole Miss fraternity accused of hazing |url=https://www.actionnews5.com/story/16945155/second-ole-miss-fraternity-accused-of-hazing |access-date=2023-08-10 |website=Action News 5 |language=en}}{{Efn|Chapter formed from Tau Gamma Phi, established in 1924. In 2012, it was suspended for repeated hazing violations.}}

Epsilon Omicron

|1930–1965,
1968

|University of Southern California

|University of California, Los Angeles

|Active

|{{Efn|Chapter formed from Theta Sigma Nu (local), established in 1921. After going dormant, it reformed as a colony in 1967.}}

Epsilon Pi

|1930

|Active

|{{Efn|Chapter formed from Alpha Delta Tau (local), established in 1921.}}

Gamma (Second)

|1931–197x ?,
1976

|Duke University

|Durham

|Michigan State University

|Active

|{{Efn|Chapter formed from the Goblins (local), established in 1929. After going dormant, it reformed as a colony in 1975. Vote occurred in Fall 1931 to revive the chapter at Duke.[http://www.alphasigmaphiarchives.org/wp-content/uploads/2017/08/1931_Autumn.pdf Alpha Sigma Phi The Quarterly of Phi Pi Phi - Autumn 1931]}}

Epsilon Rho

|1934–1973,
1978

|East Lansing

|Active

|{{Efn|Chapter formed from Eunomian (local), established in 1903.}}

Epsilon Sigma

|1934

|Rhodes College

|Memphis

|Active

|{{Efn|Chapter formed from Beta Sigma (local), established in 1925.}}

Epsilon Tau

|1938–1972

|Rollins College

|Winter Park

|Inactive

|{{Efn|Chapter formed from Rho Lambda Nu (local), established in 1921.}}

Epsilon Upsilon

|1938–2008

|Utah State University

|Logan

|University of Connecticut

|Inactive

|{{Efn|Chapter formed from Delta Nu (local), established in 1914.}}

Epsilon Phi

|1943–1951

|Storrs

|Bowling Green State University

|Inactive

|{{Efn|Chapter formed from Eta Lambda Sigma (local), established in 1893.}}

Epsilon Chi

|1946–199x ?,
2006

|Bowling Green

|Active

|{{Efn|Chapter formed from Beta Upsilon Gamma (local), established in 1940. After going dormant, it reformed as a colony in 2003.}}

Epsilon Psi

|1947–2013

|Westminster College

|New Wilmington

|University of Puget Sound

|Inactive

|{{Efn|Chapter formed from Kappa Phi Lambda (local), established in 1874.}}

Zeta Alpha

|1948–2009

|Tacoma

|Inactive

|{{Efn|Chapter formed from Alpha Chi Nu (local), established in 1922.}}

Zeta Beta

|1948–1967

|University of Miami

|Coral Gables

|Inactive

Zeta Gamma

|1949–1970,
1987–2020

|Kent State University

|Kent

|Florida State University

|Colony

|{{Efn|Chapter formed from Delta Phi Sigma (local), established in 1923. After going dormant, it reformed as a colony in 1986.}}{{Efn|Refored as a colony in 2022.|name=Colony 2022}}

Zeta Delta

|1949–2006

|University of Toronto

|Toronto

|Ontario, Canada

|Inactive

|{{Efn|Chapter formed as Kappa Rho Tau (local), established in 1922.}}

Zeta Epsilon

|1949–1959

|Norwich University

|Northfield

|Vermont

|Inactive

|{{Efn|Chapter formed from Phi Kappa Delta (local), established in 1907.}}{{efn|name=GreeksAbolished}}

Zeta Zeta

|1950–2012

|Tallahassee

|Inactive

|{{Efn|Chapter formed from Phi Delta (local), established in 1919.}}

Zeta Eta

|1950–2015

|Tufts University

|Medford

|Massachusetts

|Inactive

Zeta Theta

|1951

|Presbyterian College

|Clinton

|San Jose State University

|Active

|{{Efn|Chapter formed from Alpha Lambda Tau (local), established in 1927.}}

Zeta Iota

|1951–2019

|San Jose

|California State University, Fresno

|Inactive

|{{Efn|Chapter formed from Theta Mu Sigma (local), established in 1943.}}

Zeta Kappa

|1951

|Fresno

|Active

|{{Efn|Chapter formed from Mu Alpha Delta (local), established in 1922.}}

Zeta Lambda

|1951–2004,
2022

|University of Tulsa

|Tulsa

|Active

|{{Efn|Chapter formed from Beta Tau (local), established in 1947. After going dormant, it reformed as a colony in 2017.}}

Zeta Mu

|1951–200x ?

|Ohio University

|Athens

|Montana State University

|Inactive

|{{Efn|Chapter formed from Sigma Omicron Nu (local), established in 1948.}}

Zeta Nu

|1952–200x ?,
2017

|Bozeman

|Montana

|Active

|{{Efn|Chapter formed from Gamma Phi (local), established in 1947. After going dormant, it reformed as a colony in 2010.}}

Zeta Xi

|1952–1991,
2009

|University of California, Davis

|Davis

|University of North Texas

|Active

|{{Efn|Chapter formed from Philo Delphas (local), established in 1920. After going dormant, it reformed as a colony in 2008.}}

Zeta Omicron

|1953–2010,
2016

|Denton

|Active

|{{Efn|Chapter formed from Chi Sigma Phi (local), established in 1949. After going dormant, it reformed as a colony in 2012.}}

Zeta Pi

|1953

|Texas Tech University

|Lubbock

|Active

|{{Efn|Chapter formed from Socii (local), established in 1937.}}

Beta Epsilon (Second)

|1954 – March 19, 2017

|Coe College

|Cedar Rapids

|University of Rhode Island

|Inactive

|{{cite web |last1=Bartnick |first1=Allison |date=21 April 2017 |title=Fraternity Closes its Doors |url=https://www.coe.edu/application/files/2115/3624/3941/Cosmos_04-21-17.pdf |access-date=8 July 2022 |website=coe.edu |publisher=Coe College |page=1 }}{{Efn|Chapter formed from Delta Phi Epsilon (local), established in 1901.}}

Zeta Rho

|1954–1996

|Kingston

|Rhode Island

|Inactive

|{{Efn|Chapter formed from Alpha Tau Gamma (local), established in 1929.}}

Zeta Sigma

|1954

|Gettysburg College

|Gettysburg

|Arizona State University

|Active

|{{Efn|Chapter formed from Phi Kappa Rho (local), established in 1932.}}

Zeta Tau

|1954–1976

|Ripon College

|Ripon

|Wisconsin

|Inactive

|{{Efn|Chapter formed from Theta Sigma Tau (local), established in 1910.}}

Zeta Upsilon

|1955–xxxx ?,
2005–2012,
2018

|Tempe

|Arizona

|Active

| {{Efn|Chapter formed from Nu Sigma (local), established in 1950. After going dormant, it reformed as a colony in 2004 and 2017.}}

Zeta Phi

|1955

|Bradley University

|Peoria

|Active

|{{Efn|Chapter formed from Alpha Pi (local), established in 1899.}}

Zeta Chi

|1956–2007,
2013

|University of Houston

|Houston

|Active

|{{Efn|Chapter formed from the Cavaliers (local), established in 1946. After going dormant, it reformed as a colony in 2011.}}

Zeta Psi

|1957

|Lamar University

|Beaumont

|Active

|{{Efn|Chapter formed from Kollege Klub (local), established in 1923.}}

Eta Alpha

|1958–1976

|Davidson College

|Davidson

|East Carolina University

|Inactive

|{{Efn|Chapter formed from Alpha Theta Phi (local), established in 1956.}}

Eta Beta

|1959–1973,
1977–2005,
2017

|Greenville

|Georgia State University

|Active

|{{Efn|Chapter formed from Kappa Sigma Nu (local), established in 1956. After going dormant, it reformed as a colony in 1976 and 2016.}}

Eta Gamma

|1959

|Atlanta

|West Texas A&M University

|Active

|{{Efn|Chapter formed from Sigma Alpha Nu (local), established in 1956.}}

Eta Delta

|1959

|Canyon

|Kentucky Wesleyan College

|Active

|{{Efn|Chapter formed from Epsilon Beta (local), established in 1935.}}

Eta Epsilon

|1960

|Owensboro

|Louisiana Tech University

|Active

|{{Efn|Chapter formed from Epsilon Beta (local), established in 1935.}}

Eta Zeta

|1961

|Ruston

|North Dakota State University

|Active

Eta Eta

|1961–19xx ?

|Idaho State University

|Pocatello

|Idaho

|Inactive

|{{Efn|Chapter formed from Sigma Nu Alpha (local), established in 1960.}}

Eta Theta

|1962

|Fargo

|North Dakota

|Active

Eta Iota

|1962

|Northern Arizona University

|Flagstaff

|Arizona

|Active

Eta Kappa

|1963–2012

|San Diego State University

|San Diego

|University of Cincinnati

|Inactive

|{{Efn|Chapter formed from Sigma Delta Phi, established in 1960.}}

Eta Lambda

|1963–1973,
1985–2011

|Cincinnati

|Inactive

Eta Mu

|1963

|Kettering University

|Flint

|University of Louisiana at Lafayette

|Active

|{{Efn|Chapter formed from Delta Chi Rho (local), established in 1954.}}

Eta Nu

|1963–2003,
2011

|Lafayette

|University of Arkansas at Little Rock

|Active

Eta Xi

|1963–20xx ?

|Little Rock

|Inactive

|{{Efn|Chapter formed from Delta Kappa (local), established in 1932.}}

Eta Omicron

|1964

|Wofford College

|Spartanburg

|Active

Eta Pi

|1965–1997,
1999

|Hampden–Sydney College

|Hampden Sydney

|Western Kentucky University

|Active

|{{Efn|Chapter formed from Delta Epsilon (local) which was established in 1962. Became a chapter of Sigma Nu in 1965. After going dormant, it reformed as a colony in 1998 and regained chapter status in 1999.}}

Eta Rho

|1965

|Bowling Green

|Eastern New Mexico University

|Active

|{{Efn|Chapter formed from Omicron Kappa Alpha (local), established in 1955.}}

Eta Sigma

|1966–2001

|Portales

|New Mexico

|Inactive

Eta Tau

|1966

|Texas State University

|San Marcos

|Midwestern State University

|Active

|{{Efn|Chapter formed from Kappa Tau Delta (local), established in 1931.}}

Eta Upsilon

|1966

|Wichita Falls

|California State University, Los Angeles

|Active

|{{Efn|Chapter formed from Chi Eta (local), established in 1949.}}

Eta Phi

|1966

|Active

|{{Efn|Chapter formed from Kappa Phi Sigma (local), established in 1950.}}

Eta Chi

|1967

|Old Dominion University

|Norfolk

|Active

Eta Psi

|1967–1991

|Ashland University

|Ashland

|University of South Florida

|Inactive

| {{Efn|Chapter formed from Alpha Sigma Nu (local), established in 1964.}}

Theta Alpha

|1967

|Tampa

|University of South Dakota

|Active

|{{Efn|Chapter formed from Crates Theta (local), established in 1963.}}

Theta Beta

|1968–2012

|Vermillion

|South Dakota

|Inactive

Theta Gamma

|1969

|University of Southern Mississippi

|Hattiesburg

|Mississippi

|Active

Theta Delta

|1969–1986

|Murray State University

|Murray

|Johns Hopkins University

|Inactive

|{{Efn|Chapter formed from Kappa Gamma (local), established in 1967.}}

Theta Epsilon

|1969–1972

|Baltimore

|Maryland

|Inactive

Theta Zeta

|1970–200x ?,
2010

|Clemson University

|Clemson

|Northern Illinois University

|Active

|{{Efn|Chapter formed from Kappa Delta Chi (local), established in 1960. After going dormant, it reformed as a colony in 2009.}}

Theta Eta

|1970–1997,
2008

|DeKalb

|Eastern Kentucky University

|Active

|{{Efn|Chapter formed from Beta Phi Gamma (local), established in 1966. After going dormant, it reformed as a colony in 2006.}}

Theta Theta

|1970–199x ?,
2003

|Richmond

|Middle Tennessee State University

|Active

|{{Efn|Chapter formed from Sigma Chi Delta (local), established in 1966. After going dormant, it reformed as a colony in 2001.}}

Theta Iota

|1970–1985,
1995–2007,
2008–2015

|Murfreesboro

|Georgia Southern University

|Inactive

|{{Cite web |title=MTSU's Sigma Nu suspended after hazing, alcohol inquiry |url=https://www.dnj.com/story/news/2015/11/04/mtsus-sigma-nu-suspended-after-hazing-alcohol-inquiry/75175194/ |access-date=2023-08-10 |website=The Daily News Journal |language=en-US}}{{Efn|Chapter formed from Sigma Delta Zeta (local), established in 1966. After going dormant, it reformed as a colony in 1994 and 2007. In 2015, the chapter was suspended until 2019 due to hazing and alcohol violations.}}

Theta Kappa

|1970–2004,
2010

|Statesboro

|Eastern Washington University

|Active

|{{Efn|Chapter formed from Nu Sigma (local), established in 1967. After going dormant, it reformed as a colony in 2008.}}

Theta Lambda

|1970–1973,
1988

|Cheney

|University of South Alabama

|Active

|{{Efn|Chapter formed from Beta Delta Theta (local), established in 1963. After going dormant, it reformed as a colony in 1986.}}

Theta Mu

|1970–1979

|Mobile

|Inactive

|{{Efn|Chapter formed from Sigma Nu Omega (local), established in 1965.}}

Theta Nu

|1971

|Ball State University

|Muncie

|Active

| {{Efn|Chapter formed from Tau Delta Epsilon (local), established in 1969.}}

Theta Xi

|1971

|Virginia Tech

|Blacksburg

|Active

|{{Efn|Chapter formed from Pi Kappa (local), established in 1961.}}

Theta Omicron

|1972–1979

|Weber State University

|Ogden

|University of West Georgia

|Inactive

|{{Efn|Chapter formed from Pi Kappa (local), established in 1961.}}

Theta Pi

|1972

|Carrollton

|Illinois State University

|Active

Theta Rho

|1972–19xx ?,
2017

|Normal

|Missouri State University

|Active

Theta Sigma

|1972–2004,
2012

|Springfield

|Morehead State University

|Active

|"[http://sigmanuthetasigma.com/history/ Our History]". Sigma Nu. Retrieved 8 November 2017.{{Efn|Chapter formed from Alpha Sigma Nu (local), established in 1969. In 2003, the chapter lost its charter for hazing pledges; however, it reformed as a colony in 2010 and was reinstated in 2012.}}

Theta Tau

|1973–1980,
19xx ?–200x ?

|Morehead

|New Mexico State University

|Inactive

|{{Efn|Chapter formed from Sigma Sigma Nu (local), established in 1972.}}

Theta Upsilon

|1973–199x ?

|Las Cruces

|New Mexico

|Inactive

Theta Phi

|1973–2007

|Lander University

|Greenwood

|East Tennessee State University

|Inactive

|{{Efn|Chapter formed from Chi Sigma (local), established in 1967.}}

Theta Chi

|1973–2012

|Johnson City

|Inactive

Theta Psi

|1973–19xx ?

|Armstrong State College

| Savannah

|Indiana University of Pennsylvania

|Inactive

Iota Alpha

|1974–xxxx ?

|Virginia Wesleyan University

|Inactive

|{{Efn|Chapter formed from Beta Tau Lambda (local), established in 1972.}}

Iota Beta

|1974–2000,
2009

|Virginia Beach

|Mississippi State University

|Active

Iota Gamma

|1974–1994,
2009

|Starkville

|Mississippi

|Active

Iota Delta

|1974

|James Madison University

|Harrisonburg

|Missouri Southern State University

|Active

Iota Epsilon

|1974–200x ?

|Joplin

|Inactive

|{{Efn|Chapter formed from Mu Sigma Gamma (local), established in 1968.}}

Iota Zeta

|1974–200x ?

|Vincennes University

|Vincennes

|University of Nebraska Omaha

|Inactive

|{{Efn|Chapter formed from Phi Delta Sigma (local), established in 1970.}}

Iota Eta

|1974–19xx ?

|Omaha

|Nebraska

|Inactive

Iota Theta

|1974–19xx ?,
2020

|Southern Methodist University

|Dallas

|Valley City State University

|Active

Iota Iota

|1974–19xx ?

|Valley City

|North Dakota

|Inactive

Iota Kappa

|1974

|California State University, Chico

|Chico

|Jacksonville State University

|Active

Iota Lambda

|1975

|Jacksonville

|University of Nevada, Las Vegas

|Active

|{{Efn|Chapter formed from Tau Kappa Omega (local), established in 1972.}}

Iota Mu

|1975–xxxx ?

|Paradise

|Nevada

|Inactive

Iota Nu

|1975–201x ?

|University of Southern Maine

|Gorham

|Maine

|Inactive

Iota Xi

|1976–19xx ?

|Salisbury University

|Salisbury

|Maryland

|Inactive

Iota Omicron

|1976–200x ?

|University of Texas at Arlington

|Arlington

|Kennesaw State University

|Inactive

|{{Efn|Chapter formed from Tau Beta Alpha (local).}}

Iota Pi

|1976

|Marietta

|Active

|{{Efn|Chapter formed from Delta Phi Delta (local), established in 1974.}}

Iota Rho

|1976–1982,
1998–2016,
2022

|College of Charleston

|Charleston

|University of New Hampshire

|Active

Iota Sigma

|1977

|Durham

|New Hampshire

|Active

Iota Tau

|1977–199x ?

|Creighton University

|Omaha

|Nebraska

|Inactive

Iota Upsilon

|1978–1994,
2008–2021

|California State University, Northridge

|Inactive

Iota Phi

|1980–199x ?

|Wittenberg University

|Springfield

|University of North Carolina at Charlotte

|Inactive

|{{Efn|Chapter formed from Mu Delta (local), established in 1978.}}

Iota Chi

|1982–200x ?

|Charlotte

|Indiana State University

|Inactive

|{{Efn|Chapter formed from Alpha Delpha (local), established in 1980.}}

Iota Psi

|1982–200x ?

|Terre Haute

|Western Illinois University

|Inactive

Kappa Alpha

|1982–200x ?

|Macomb

|University of Western Ontario

|Inactive

Kappa Beta

|1982–20xx ?

|London

|Ontario, Canada

|Inactive

Kappa Gamma

|1982–20113

|California State Polytechnic University, Pomona

|Pomona

|Inactive

| {{Efn|Chapter formed from Alpha Delpha (local), established in 1980.}}

Kappa Delta

|1982–2007,2
012

|Duquesne University

|Pittsburgh

|Appalachian State University

|Active

Kappa Epsilon

|1983–2009, 2013

|Boone

|Active

Kappa Zeta

|1983–19xx, 1996

|Villanova University

|Villanova

|University of California, Santa Barbara

|Inactive

|{{Efn|Chapter formed in Zeta Rho (local), established in 1969. After going dormant, it reformed from Alpha Nu Omega (local), established in 1994.}}

Kappa Eta

|1983–2008,
2014–2022

|Santa Barbara

|Inactive

Kappa Theta

|1984

|Jacksonville University

|Jacksonville

|Active

Kappa Iota

|1984–2021

|University of Dayton

|Dayton

|Inactive

Kappa Kappa

|1984–200x ?

|Radford University

|Radford

|Inactive

Kappa Lambda

|1984

|University of Akron

|Akron

|Austin Peay State University

|Active

Kappa Mu

|1984–xxxx ?

|Clarksville

|Central Missouri State University

|Inactive

Kappa Nu

|1984–2006

|Warrensburg

|Inactive

Kappa Xi

|1985–2005

|Winthrop University

|Rock Hill

|California Polytechnic State University, San Luis Obispo

|Inactive

Kappa Omicron

|1985–198x ?

|Marshall University

|Huntington

|West Virginia

|Inactive

Kappa Pi

|1985

|San Luis Obispo

|University of California, San Diego

|Active

Kappa Rho

|1985

|San Diego

|Active

Kappa Sigma

|1985–2016

|Texas A&M University

|College Station

|Inactive

Kappa Tau

|1985–200x ?

|Binghamton University

|Binghamton

|University of North Carolina at Greensboro

|Inactive

Kappa Upsilon

|1985–200x ?

|Greensboro

|Western Carolina University

|Inactive

Kappa Phi

|1985–xxxx ?

|Cullowhee

|Inactive

Kappa Chi

|1986

|Furman University

|Greenville

|Northeast Louisiana University

|Active

Kappa Psi

|1986–19xx ?

|Monroe

|Inactive

|{{Efn|Chapter formed from Lambda Sigma Chi (local).}}

Lambda Alpha

|1986–2014

|Wake Forest University

|Winston-Salem

|Inactive

Lambda Beta

|1986–xxxx ?

|George Mason University

|Fairfax

|Eastern Illinois University

|Inactive

|{{Efn|Chapter formed from Sigma Alpha Nu (local), established in 1983.}}

Lambda Gamma

|1986

|Charleston

|Minnesota State University, Mankato

|Active

Lambda Delta

|1986

|Mankato

|Minnesota

|Active

|{{Efn|Chapter formed from Chi Alpha (local), established in 1982.}}

Lambda Epsilon

|1987–xxxx ?, 2016

|Texas Christian University

|Fort Worth

|State University of New York at Geneseo

|Active

Lambda Zeta

|1987–1997

|Geneseo

|Inactive

Lambda Eta

|1987

|University of Rochester

|Rochester

|Birmingham–Southern College

|Active

Lambda Theta

|1987

|Birmingham

|Southern Utah University

|Inactive

Lambda Iota

|1987–20xx ?

|Cedar City

|Inactive

|"[https://web.archive.org/web/20160105133923/http://www.deseretnews.com/article/700217803/SUU-fraternity-suspended-over-hazing-incident.html?pg=all SUU fraternity suspended over hazing incident]". Deseret News. January 21, 2012.{{Efn|In 2012, the chapter was indefinitely suspended due to hazing, low academic achievement, low recruitment, and low financial resources.}}

Lambda Kappa

|1987–200x ?

|SUNY Albany

|Albany

|Nicholls State University

|Inactive

Lambda Lambda

|1987–xxxx ?

|Thibodaux

|Wichita State University

|Inactive

Lambda Mu

|1988–xxxx ?

|Wichita

|Western Michigan University

|Inactive

Lambda Nu

|1988–200x ?

|Kalamazoo

|State University of New York at Oneonta

|Inactive

Lambda Xi

|1988–xxxx ?

|Oneonta

|University of California, Irvine

|Inactive

Lambda Omicron

|1988

|Irvine

|Eastern Michigan University

|Active

Lambda Pi

|1989–2021

|Ypsilanti

|Inactive

Lambda Rho

|1989–199x ?

|Seton Hall University

|South Orange

|New Jersey

|Inactive

Lambda Sigma

|1989–199x ?

|SUNY Buffalo

|Buffalo

|Slippery Rock University

|Inactive

Lambda Tau

|1989–xxxx ?

|Slippery Rock

|California State University, Fullerton

|Inactive

|{{Efn|Chapter formed from the Something New Club (local), established in 1987.}}

Lambda Upsilon

|1989

|Fullerton

|University of Central Arkansas

|Active

Lambda Phi

|1990

|Conway

|California State University, San Bernardino

|Active

Lambda Chi

|1991

|San Bernardino

|Active

| {{Efn|Chapter formed from Delta Beta (local), established in 1990.}}

Lambda Psi

|1991–200x ?

|University of Toledo

|Toledo

|Inactive

Mu Alpha

|1991–200x ?

|Baylor University

|Waco

|University of Alabama in Huntsville

|Inactive

| {{Efn|Chapter originated as Sigma Theta in 1988.}}

Mu Beta

|1991

|Huntsville

|University of North Carolina Wilmington

|Active

|{{Efn|Chapter originated as Sigma Chi Gamma in 1987.}}

Mu Gamma

|1992–2014

|Wilmington

|Inactive

|{{Efn|Chapter originated as Sigma Phi Sigma in 1989.}}

Mu Delta

|1992–200x ?

|Temple University

|Philadelphia

|Coastal Carolina University

|Inactive

|{{Efn|Chapter originated as Phi Chi Sigma in 1990.}}

Mu Epsilon

|1992–xxxx ?

|Conway

|Rochester Institute of Technology

|Inactive

| {{Efn|Chapter originated as Kappa Tau Omega in 1991.}}

Mu Zeta

|1992–200x ?,
2012

|Rochester

|University of North Carolina at Asheville

|Active

|{{Efn|Chapter originated as Sigma Kappa Tau in 1982. After going dormant, it was reformed as a colony in 2010.}}

Mu Eta

|1993

|Asheville

|University of Texas at San Antonio

|Active

Mu Theta

|1994–xxxx ?

|San Antonio

|Inactive

|{{Efn|Chapter originated as Gamma Chi in 1991.}}

Mu Iota

|1994

|University of Hartford

|West Hartford

|Southeast Missouri State University

|Active

Mu Kappa

|1994

|Cape Girardeau

|Southern Illinois University

|Active

Mu Lambda

|1995–2008

|Carbondale

|Sam Houston State University

|Inactive

Mu Mu

|1996–200x ?

|Huntsville

|Valdosta State University

|Inactive

Mu Nu

|1996–2021

|Valdosta

|Columbus State University

|Inactive

Mu Xi

|1996

|Columbus

|Active

Mu Omicron

|1996–2004

|Pepperdine University

|Malibu

|Thomas Jefferson University

|Inactive

|{{Efn|Chapter originated as Sigma Phi in 1992.}}

Mu Pi

|1996

|Philadelphia

|Northwestern State University

|Active

|{{efn|Known as Philadelphia University when its chapter was established, that school merged with Thomas Jefferson University in 2017.}}

Mu Rho

|1997

|Natchitoches

|Active

Mu Sigma

|1999–20xx ?

|McKendree University

|Lebanon

|University of Central Oklahoma

|Inactive

|{{Efn|Chapter originated as Chi Sigma Gamma in 1996.}}

Mu Tau

|2002

|Edmond

|Stephen F. Austin State University

|Active

Mu Upsilon

|2003–2006,
2009

|Nacogdoches

|Active

Mu Phi

|2003

|Longwood University

|Farmville

|Active

Mu Chi

|2003

|University of Lynchburg

|Lynchburg

|University of Central Florida

|Active

|{{Efn|Chapter originated as Men of Action (local) in 2001.}}

Mu Psi

|2005–2020

|Orlando

|University of Arkansas–Fort Smith

|Inactive

Nu Alpha

|2008

|Fort Smith

|Active

Nu Beta

|2010

|Huntingdon College

|Montgomery

|Pennsylvania College of Technology

|Active

Nu Gamma

|2011–201x ?

|Williamsport

|Inactive

Nu Delta

|2016-2023

|High Point University

|High Point

|University of Tennessee at Chattanooga

|Inactive

Nu Epsilon

2020

|Chattanooga