Desert Mountain Region |
| | Gamma Iota - University of New Mexico - Albuquerque, NM |
| | Gamma Phi - University of Texas - El Paso - El Paso, TX |
| | Gamma Psi - University of Arizona - Tucson, AZ |
| | Gamma Omega - Arizona State University - Tempe, AZ |
| + | Epsilon Eta - Eastern New Mexico University - Portales, NM |
| | Epsilon Upsilon - New Mexico State University - Las Cruces, NM |
| | Zeta Omega - Northern Arizona University - Flagstaff, AZ |
Pacific Coast Region |
| | Eta Chi - California State Polytechnic University - Pomona - Pomona, CA |
| | Iota Pi - San Diego State University - San Diego, CA |
| | Lambda Pi - University of San Diego - San Diego, CA |
| | Lambda Sigma - California State University - Fullerton - Fullerton, CA |
| | Lambda Chi - University of California - Riverside - Riverside, CA |
| + | Mu Nu - University of Nevada - Las Vegas - Las Vegas, NV |
| | Xi Pi - University of Redlands - Redlands, CA |
| | Omicron Sigma - University of California-San Diego - San Diego, CA |
| | Pi Sigma - University of California - Irvine - Irvine, CA |
Rocky Mountain Region |
| + | Sigma - University of Utah - Salt Lake City, UT |
| | Alpha Nu - University of Denver - Denver, CO |
| | Alpha Rho - University of Colorado - Boulder - Boulder, CO |
| + | Zeta Kappa - Western State College - Gunnison, CO |
| + | Eta Lambda - Weber State College - Ogden, UT |
| | Mu Rho - Colorado State University - Fort Collins, CO |
| | Mu Chi - University of Colorado - Colorado Springs - Colorado Springs, CO |
| | Nu Phi - University of Northern Colorado - Greeley, CO |
South Pacific Region |
| | Phi - University of Southern California - Los Angeles, CA |
| | Delta Sigma - Loyola Marymount University - Los Angeles, CA |
| | Iota Upsilon - California State University - Northridge - Northridge, CA |
| | Kappa Mu - California Polytechnic Univ. - San Luis Obispo - San Luis Obispo, CA |
| | Lambda Phi - California State University - Long Beach - Long Beach, CA |
| | Lambda Psi - University of Hawaii - Hilo - Hilo, HI |
| | Xi Omicron - University of California - Los Angeles - Los Angeles, CA |
| | Sigma Beta Epsilon - University of California - Santa Barbara - Santa Barbara, CA |
| | Upsilon Eta Mu - University of Hawaii - Manoa - Honolulu, HI |
Sierra Nevada Region |
| | Delta Pi - University of Nevada - Reno - Reno, NV |
| | Epsilon Theta - California State University - Chico - Chico, CA |
| | Epsilon Phi - California State University - Sacramento - Sacramento, CA |
| | Iota Phi - California State University - Fresno - Fresno, CA |
| | Lambda Mu - University of the Pacific - Stockton, CA |
| | Nu Rho - University of California - Davis - Davis, CA |
Northwestern Region |
| | Omicron Psi - Washington State University - Pullman, WA |
Bay Area Region |
| | Rho - University of California - Berkeley - Berkeley, CA |
| | Gamma Xi - Santa Clara University - Santa Clara, CA |
| | Gamma Omicron - University of San Francisco - San Francisco, CA |
| | Delta Omicron - San Francisco State University - San Francisco, CA |
| + | Zeta Rho - Menlo College - Menlo Park, CA |
| | Zeta Tau - California State University - East Bay - Hayward, CA |
| | Theta Chi - San Jose State University - San Jose, CA |
| | Pi Chi - University of California - Santa Cruz - Santa Cruz, CA |