Greater Seattle Poly Potluck Discussion and Suppor
Discussion group for polyamorous and polifidelitous people in the greater Seattle, Washington area.
Seattle Poly Intimacy Network (SPIN)
Holds a bi-weekly discussion group for polyamorous, discussion group for the people involved in polyamory, and group marriage.
Tacoma/Olympia Polyamory Group
Monthly meetings and has a mailing list for polyamorists in the Tacoma/Olympia, Washington (state) area.