The University of Puget Sound is one of five private colleges in the Northwest granted a chapter of Phi Beta Kappa.
Below is a list of Washington and Oregon chapters and the year they were granted chapter status.
- University of Washington, Alpha of Washington, 1914
- Whitman College, Beta of Washington, 1920
- Washington State University, Pullman, Gamma of Washington, 1929
- University of Puget Sound, Delta of Washington, 1986