Alpha - est. 1926
University of California, Berkeley

Delta - est. 1991

San Jose State University

Epsilon - est. 1993
University of California, Riverside

Zeta - est. 1995
University of California, Santa Cruz

Eta - est. 1998
University of California, Irvine

Theta - est. 2000
University of California, San Diego

Iota - est. 2000
University of Michigan, Ann Arbor

Kappa - est. 2002
University of Arizona, Tucson

Mu - est. 2003
Michigan State University

Nu - est. 2003

University of North Carolina, Chapel Hill

Xi - est. 2004
University of Washington, Seattle

Associate - est. 2006
University of California, Santa Barbara