Membership is open to all persons who work or reside in Thurston County.
Membership is open to all persons who work or reside in Lewis County.
Membership is open to all persons who work or reside in Grays Harbor County. All persons who work or reside within the boundaries of the Clover Park School Districts and the Steilacoom Historical School District. All Korean Society members and Korean Women Association members of Thurston and Pierce counties. All approved select employee groups. Individuals retired from the previously listed fields of membership.