Formerly the chapters of Alpha Delta Phi Fraternity that are co-educational, Alpha Delta Phi Society is now a distinct national organization.

Founded in 1836 in Providence, Rhode Island.

Alpha Delta Phi is a Co-Educational Social house located in Middlebury, Vermont.

At Stanford University.

Founded in 1856 in Middletwon, Connecticut. History, events calendar, officers and information on how to become a member.