AO Chapters Worldwide:
Alpha - SUNY at Buffalo
Beta - University of Pennsylvania
Gamma - Tufts University
Delta - Harvard University
Eta - Columbia University
Theta Ramach - Temple University
Iota - New York University
Kappa - University of the Pacific
Nu - University of California at San Francisco
Omicron - University of Pittsburgh
Pi - University of Toronto
Tau - USC
Phi - University of Louisville
Chi - University of Michigan
Psi -Ohio State University
Omega - Case Western University
Alpha Alpha - University of Illinois
Alpha Gamma - Indiana University
Alpha Nu - University of Detroit
Alpha Pi - McGill University/University of Montreal
Alpha Rho - University of Manitoba
Alpha Sigma - Hebrew University
Alpha Tau - UCLA
Alpha Psi - NJDS
Beta Beta - University of Florida
Beta Gamma - University of Texas at San Antonio
Beta Delta - University of Western Ontario
Beta Epsilon - Boston University
Beta Iota - University of Colorado
Beta Kappa - Tel Aviv University
Beta Lambda – University of Connecticut
Beta Chi - Howard University
Lambda - University of Saskatchewan
Zeta Mu - University of Maryland
Sigma Beta - Stony Brook University
Tau Alpha Mu - Nova Southeastern University
SOTE - Semmelweis/Budapest
University - Hungary