Sigma (Tulane University)
        
        
            Sigma-Alpha (Trinity College)
        
        
            Sigma-Beta (Oglethorpe University)
        
        
            Sigma-Delta (Stony Brook University)
        
        
            Sigma-Epsilon (Hunter College)
        
        
            Sigma-Eta (Central Michigan University)
        
        
            Sigma-Gamma (Henderson State University)
        
        
            Sigma-Iota (St. Norbert College)
        
        
            Sigma-Kappa (Grand Valley State University)
        
        
            Sigma-Lambda (Christopher Newport University)
        
        
            Sigma-Mu (Colorado Mesa University)
        
        
            Sigma-Nu (Binghamton University)
        
        
            Sigma-Omega (Santa Clara University)
        
        
            Sigma-Omicron (Furman University)
        
        
            Sigma-Phi (Campbell University)
        
        
            Sigma-Pi (University at Albany- SUNY)
        
        
            Sigma-Psi (Catholic University of America)
        
        
            Sigma-Rho (SIU -  Edwardsville)
        
        
            Sigma-Sigma (Minnesota State University Moorhead)
        
        
            Sigma-Tau (Western Oregon University)
        
        
            Sigma-Theta (Old Dominion University)
        
        
            Sigma-Upsilon (University of California Riverside)
        
        
            Sigma-Xi (University of West Florida)
        
        
            Sigma-Zeta (Northwood University)