Alpha Omicron Sigma

Alpha Omicron Sigma fraternity was established during August and September of the year 1956 and was initially called Alpha Phriggia Sigma, through the efforts of a group of young students from the Pontifical Catholic University of Puerto Rico in Ponce, who were aware of a fraternity where the principles of equality, justice and fraternity were practiced to capacity. It was on April 1, 1957, when it was officially incorporated as a non-profit corporation by being registered in the Registry of Corporations and Entities of Puerto Rico.^[1]

The fraternity's colors are yellow, white, and purple. Its motto is Igualdad, Justicia y Fraternidad. Its nickname is Omicrones.

The fraternity participates in charitable activities such as Rapados por una Causa II (Shaved for a cause II) for the Cabezitas Rapadas Foundation which assists economically and emotionally cancer patients in radio and chemotherapy.^[2] It has also collected of shoes for people with needs for the charity organization Soles4Souls Capítulo de Puerto Rico.^[3] After the 2010 Haiti earthquake, the fraternity collected essential items to be donated to those affected by the earthquake.

Following is a list of Apha Omicron Sigma chapters.

• Puerto Rican fraternities and sororities