(1) The agency maintains its principal office in Olympia, Washington.
(a) The street address of the Olympia office is:
112 Henry Street N.E., Suite 300
Olympia, Washington 98506-4470.
(b) The mailing address of the Olympia office is:
P.O. Box 40919
Olympia, Washington 98504-0919.
(2) The agency maintains a branch office at:
9757 N.E. Juanita Drive, Suite 201
Kirkland, Washington 98034.