Arizona / New Mexico Sector 1
- Alpha Sigma | Arizona State Univ
- Alpha Upsilon | University of New Mexico
- Gamma Beta | University of Arizona
- Eastern New Mexico University Colony
California Sector 2
- Alpha Delta Chapter | Cal Poly Pomona
- Alpha Zeta Chapter | UC Riverside
- Beta Kappa | CSU San Bernardino
- Gamma Eta | CSU Fullerton
- Delta Gamma | San Diego State
- UC San Diego Colony
- Nevada State College Colony
- Alpha Omega | Cal Poly SLO
- Beta Zeta | San Jose State
- Beta Omicron | Fresno State
- Beta Chi | UC Berkeley’
- Gamma Zeta | SF State/Univ of SF
- Gamma Omicron | CSU East Bay
- UC Santa Cruz Colony
- Notre Dame de Namur Colony
California Sector 3
California Sector 4
- Alpha Iota | CSU Long Beach
- Alpha Lambda | UCLA
- Beta Alpha | CSU Dominguez Hills
- Beta Lambda | USC
- Gamma Delta | UC Santa Barbara
- Gamma Delta | UC Santa Barbara
- CSU Los Angeles Colony
- Beta Upsilon | UC Davis
- Beta Omega | Humboldt State
- Gamma Tau | CSU Sacramento
- Delta Theta | CSU Chico
- University of Nevada, Reno Colony
Alumni Chapters/Colonies
Developing Alumni Chapters
- Lambda Theta Alumni Chapter
- Lambda Xi Alumni Chapter
- Lambda Omicron Alumni Chapter
- San Diego Alumni Colony
- Inland Empire