Kappa Upsilon chapter was founded at Florida International University in Miami, Florida on December 6, 2014.
Kappa Xi chapter was founded at University of West Florida in Pensacola, Florida on November 11, 2006.
Lambda chapter was founded at Syracuse University in Syracuse, New York on December 18, 1906. The chapter closed on January 28, 2011 and was reopened on November 5, 2016.
Lambda Mu chapter was founded at Trinity College in Hartford, Connecticut on November 4, 2017.
Lambda Nu chapter was established at Northeastern University in Boston, Massachusetts on April 6, 2019.
Lambda Xi chapter was founded at Augusta University in Augusta, Georgia on November 16, 2019.
Mu chapter was founded at Simpson College in Indianola, Iowa on May 13, 1907. The chapter closed on June 11, 2007.
Nu chapter was founded at University of Colorado Boulder in Boulder, Colorado on September 6, 1907. The chapter closed on June 26, 1973 and was reopened on January 26, 1979.
Omega chapter was founded at Washington State University in Pullman, Washington on September 22, 1916.
Omicron chapter was founded at Baker University in Baldwin City, Kansas on September 17, 1908.
Phi chapter was founded at University of Kansas in Lawrence, Kansas on September 15, 1914.
Pi chapter was founded at University of California, Berkeley in Berkeley, California on May 7, 1909. The chapter closed on June 26, 1973 and was reopened on February 5, 1978.
Psi chapter was founded at The University of Oklahoma in Norman, Oklahoma on January 14, 1916.
Rho chapter was founded at University of Washington in Seattle, Washington on October 14, 1910.
Sigma chapter was founded at University of Iowa in Iowa City, Iowa on June 13, 1911.
Tau chapter was founded at Brenau University in Gainesville, Georgia on November 24, 1911.
Theta chapter was founded at University of Michigan in Ann Arbor, Michigan on on November 19, 1898.
Lambda Omicron chapter was founded at Chapman University in Orange, California on April 8, 2022.
