Beta, Montana
State University - 1920
Gamma, University
of Washington - 1920*
Delta, University
of Oklahoma - 1921
Alpha Upsilon,
Univ. of Southern California - 1942**
Beta Tau, Wichita
State University - 1950***
Gamma Theta, East
Central University - 1954, 1985
Delta Alpha,
Langston University - 1957, 1976, 1991
Epsilon Epsilon,
Southwestern Oklahoma State - 1967
Epsilon Zeta,
Oklahoma Baptist University - 1967****
Epsilon Tau, Oral
Roberts University - 1970
Zeta Tau, Cameron
University - 1974
Lambda Omega,
Northwestern Oklahoma State - 2007
* Gamma was rechartered in
1993 by the Iota Pi chapter.
**Alumni brothers of Alpha
made up the installation team for Alpha Upsilon. It was rechartered in
1972 by the Psi chapter, but later went inactive for a second time.
***The Kappa and Beta Iota
chapters also assisted with Beta Tau's colony process.
****The Delta chapter
acted as advising chapter for Epsilon Zeta - Alpha provided the
installation team due to Delta's unavailability on the designated date.