Iota Lambda
- Charter Date : April 17, 1922
- Chapter Key : 108
- Chapter Seat (City) : Dayton
- Chapter State : Indiana
Xi Lambda
- Charter Date : May 15, 1924
- Chapter Key : 109
- Chapter Seat (City) : Indianapolis
- Chapter State : Illinois
Chi Lambda
- Charter Date : December 31, 1925
- Chapter Key : 113
- Chapter Seat (City) : Chicago
- Chapter State : Ohio
Upsilon
Delta
- Charter Date : December 21, 1917
- Chapter Key : 19
- Chapter Seat (City) : Lawrence
- Chapter State : Kansas
Tau
University of Illinois Urbana-Champaign
- Charter Date : March 23, 1917
- Chapter Key : 18
- Chapter Seat (City) : Urbana
- Chapter State : Illinois
Gamma Lambda
- Charter Date : March 22, 1919
- Chapter Key : 103
- Chapter Seat (City) : Detroit
- Chapter State : Michigan