| Α – alpha | UC Los Angeles | Feb 25, 81 |
CA
|
| Β – beta | UC Davis | Sep 4, 85 |
CA
|
| Γ – gamma | UC Santa Barbara | Nov 21, 86 |
CA
|
| Δ – delta | UC Berkeley | Aug 17, 88 |
CA
|
| Θ – theta | Stanford University | May 9, 90 |
CA
|
| Ι – iota | UC San Diego | Nov 12, 91 |
CA
|
| Μ – mu | CSU Sacramento | Nov 14, 90 |
CA
|
| Ξ – xi | University of Michigan | Oct 24, 91 |
MI
|
| Ο – omicron | San Francisco State University | Feb 9, 93 |
CA
|
| Π – pi | University of Houston | May 29, 93 |
TX
|
| Σ – sigma | University of Pennsylvania | Apr 20, 93 |
PA
|
| Τ – tau | Pennsylvania State University | May 10, 94 |
PA
|
| Υ – upsilon | Johns Hopkins University | Oct 2, 94 |
MD
|
| Φ – phi | Cal Poly State University, San Luis Obispo | Oct 6, 95 |
CA
|
| Χ – chi | University of Illinois, Urbana Champaign | May 10, 97 |
IL
|
| Ψ – psi | University of Chicago | Sep 30, 95 |
IL
|
| ΑΑ – alpha alpha | SUNY Binghamton | May 12, 96 |
NY
|
| ΑΒ – alpha beta | New York University | Jun 9, 96 |
NY
|
| ΑΓ – alpha gamma | Baylor University | Nov 1, 97 |
TX
|
| ΑΔ – alpha delta | St. John’s University | Nov 8, 98 |
NY
|
| ΑΕ – alpha epsilon | SUNY Stonybrook | Nov 22, 98 |
NY
|
| ΑΖ – alpha zeta | University of Washington | Feb 14, 99 |
WA
|
| ΑΙ – alpha iota | Purdue University | Apr 22, 01 |
IN
|
| ΑΚ – alpha kappa | Cornell University | Nov 14, 99 |
NY
|
| ΑΜ – alpha mu | Carnegie Mellon University | Mar 24, 02 |
PA
|
associate chapters
| Boston University | Nov 2, 96 |
MA
|
| Columbia University | Apr 17, 99 |
NY
|
| University of Virginia | Mar 16, 02 |
VA
|
| University of Kansas | May 10, 03 |
KS
|
| University of Toronto | Dec 5, 04 |
ON
|
| CUNY Baruch | Nov 14, 04 |
NY
|
colony chapters
| University of Georgia | Jun 10, 01 |
GA
|
| Michigan State University | Nov 24, 02 |
MI
|
| University of Massachusetts, Amherst | Dec 7, 02 |
MA
|
| Duke University | Nov 23, 03 |
NC
|
| Virginia Tech | Dec 21, 03 |
VA
|
| UT Dallas | Nov 20, 05 |
TX
|
| Florida State University | Jan 2, 06 |
FL
|
| University of Oklahoma | Dec 2, 07 |
OK
|
| Virginia Commonwealth University | Dec 8, 07 |
VA
|
| Chapter 49 | Apr 12, 09 |