APsi World
| Alpha Chapter The Ohio State University Columbus, OH Est. 1985 |
Beta Chapter University of Illinois Urbana Champaign, IL Est. 1988 |
| Gamma Chapter Northern Illinois University Dekalb, IL Est. 1989 |
Delta Chapter Southern Methodist University Dallas, TX Est. 1991 |
| Epsilon Chapter Purdue University Calumet Hammond, IN Est. 1991 |
Zeta Chapter University of Illinois at Chicago Chicago, IL Est. 1993 |
| Eta Chapter Ohio University Athens, OH Est. 1996 |
Theta Chapter University of Cincinnati Cincinnati, OH Est. 1996 |
| Iota Chapter DePaul University Chicago, IL Est. 1996 |
Kappa Chapter Kent State University Kent, OH Est. 1997 |
| Lambda Chapter Illinois State University Normal, IL Est. 1998 |
Mu Chapter University of Houston Houston, TX Est. 1999 |
| Nu Chapter University of Toledo Toledo, OH Est. 2001 |
Xi Chapter Loyola University Chicago Chicago, IL Est. 2001 |
| Omicron Chapter Texas A&M International University Laredo, TX Est. 2003 |
Pi Chapter Texas State University San Marcos, TX Est. 2003 |
| Rho Chapter Northeastern Illinois University Est.2005 |
Sigma Chapter Univeristy of Texas Austin, TX Est. 2005 |
| Tau Chapter Texas Tech University Lubbock, TX Est. 2006 |
Upsilon Chapter Florida Est. 2006 |