Theta
University of Chicago, Loyola University, and University of Illinois Chicago
- Charter Date : February 21, 1910
- Chapter Key : 8
- Chapter Seat (City) : Chicago
- Chapter State : Illinois
Illinois
Xi Lambda
- Charter Date : May 15, 1924
- Chapter Key : 109
- Chapter Seat (City) : Indianapolis
- Chapter State : Illinois
Tau
University of Illinois Urbana-Champaign
- Charter Date : March 23, 1917
- Chapter Key : 18
- Chapter Seat (City) : Urbana
- Chapter State : Illinois