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Fraternities and Sororities S

Sigma Alpha Chi - Multicultural sorority founded September 29, 1993 on the Staten Island campus of Saint John's University. Features history, a calendar of events, and contact information.

Sigma Alpha Phi - A sorority founded on 5 goals - Sisterhood, Academics, Asian-American Awareness, Leadership and Community Service. California State University Hayward.

Sigma Beta - University of New Hampshire - Local fraternity founded in 1921 in Durham, NH.

Sigma Chi Omega - Multicultural fraternity founded at UC Santa Barbara in 1993.

Sigma Chi Zeta Sorority - At St. John's University. Actives, alumnae, calendar and general information.

Sigma Dan - An anti-fraternity, which now has expanded to a frarority (fraternity/sorority), founded on the campus of Valparaiso University.

Sigma Iota Sigma - History, current news and activities for this local sorority at New York Institute of Technology in Islip, New York.

Sigma Iota Sigma - Local sorority at the University of New Hampshire founded in 1998.

Sigma Kappa Upsilon Mu Fraternity - A local Fraternity born in the frozen tundra of Michigan Technological University in Houghton on October 13th, 1981.

Sigma Mu Sigma - National Fraternity founded in 1921, at Tri-State College, Angola, Indiana.

Sigma Phi Omicron - Sigma Phi Omicron Fraternity was started in 1964 on the campus of the University of Massachusetts Lowell (formerly Lowell Technical Institute).

Sigma Phi Psi Sorority, Inc. - Sorority for United States Armed Forces Women.

Sigma Rho - A local men's fraternity founded in 1892 at Michigan Technological University in Houghton.

Skull and Bones - Vanderbilt University - A premedical chapter of the American Medical Student Association. Not affiliated with the Order of Skull and Bones at Yale.

Sphinx - Founded in 1900 at the University of Pennsylvania. History, member list, activities, and contact information.