National OPA
Alpha
Bowling
Green State University - Bowling Green, Ohio
Gamma
Eastern Michigan University - Ypsilanti, Michigan
Delta
Texas A&M University - College Station, Texas
Epsilon
Tennessee Technological
University - Cookeville, Tennessee
Mu
Middle Tennessee State University - Murfreesboro, Tennessee
Nu
Georgia
Institute of Technology - Atlanta, Georgia
Omicron
Auburn University - Auburn, Alabama
Rho
Western Kentucky University - Bowling Green, Kentucky
Sigma
University of Tennessee - Chattanooga, Tennessee
Tau
University of Texas - Austin, Texas
Upsilon
University of Southwestern Louisiana - Lafayette, Louisiana
Phi
Arizona State University - Tempe, Arizona
Chi
University of South Carolina - Columbia, South Carolina
Psi
Texas A&M University at Corpus Christi - Corpus Christi, Texas
Alpha-Alpha
Northern Arizona University - Flagstaff, Arizona
Alpha-Beta
Ole Miss - Oxford, Mississippi
Alpha-Gamma
Oklahoma State University - Stillwater, Oklahoma