All Washington State Family History Centers are in https://familysearch.org/learn/wiki/en/Category:Washington_Family_History_Centers. You can edit any of the pages for the centers. Please be aware that your changes will be checked by the support team. We are trying to stay with a certain look and format.
We appreciate greatly any input you have that will increase the informative value of any of the Family History Center pages.
FamilySearch Wiki Support Team