Alpha Gamma Psi was a local sorority founded at Dickinson College in 1917. The organization was the forerunner of the Gamma Chapter of the Phi Mu sorority founded in 1919.

Alpha Gamma, a local recognition fraternity, was founded at Dickinson College in 1928. It promoted cooperation among journalistic organizations. In 1948, the national honorary society Pi Delta Epsilon succeeded both Alpha Gamma and the College's second journalism fraternity, Alpha Sigma Gamma.

Alpha Delta Epsilon, a local sorority, was founded at Dickinson College in 1967. Members of the Gamma Chapter of the Phi Mu sorority formed the nucleus of this new group, which remained active until 1980.

Independent Women, a local organization established at Dickinson College in 1946, consisted of female students who wished to remain unaffiliated with Greek-letter sororities.

The group, which some also referred to as the "Indevians," became less active during the 1950s. It finally disbanded in 1955, only to reactivate the next year under the name Sui Generis.

A. H. L. was a local sorority established at Dickinson College in 1893. The only information about the group appears in the 1894 Microcosm, shown at left, though no explanation or description of its functions is given. The group is not mentioned in any subsequent yearbooks.