Omega Delta Sigma
Local fraternity for military veterans attending the University of Florida, Saint Leo University, and Santa Fe Community College in Gainesville, Florida.
Omega Lambda Delta
A group to help non traditional students who are 22 or older with the transition to college. Located at the University of Wisconsin, Washington County.
Omega Phi Alpha
A local men's fraternity founded in 1921 at University of the Pacific.
Omega Pi Sorority
Founded in 1985, and includes members from all universities in the Halifax, NS area.
Omega Sigma Tau
Service and social fraternity established at UCLA in 1966.
Omicron Epsilon Pi Sorority
A national sorority for lesbians of color, founded September 21, 2000.
Omicron Epsilon Pi Sorority, Incorporated
A community-based, community service sorority for lesbian women founded February 2000 in Tallahassee, Florida
Omicron Gamma Omega
Local men's fraternity founded in 1966 at Millersville University.
Omicron Pi
Local sorority founded in 1987 at Stevens Institute of Technology in Hoboken, New Jersey.
Omicron Pi Omicron
A local men's fraternity founded in 1903 at Clarkson University in Potsdam, New York.
Onyx
African-American honor society founded in 1974 at the University of Pennsylvania. Overview, history, and member list.