Costco Costco8505 WEST GAGE BLVD99336 KENNEWICK WA United StatesMonday09:00 - 17:00Tuesday09:00 - 17:00Wednesday09:00 - 17:00Thursday09:00 - 17:00Friday09:00 - 17:00SaturdayClosedSundayClosed By margo|2020-03-13T05:06:56+00:00March 13, 2020|Comments Off on Costco Share This Story, Choose Your Platform! FacebookTwitterLinkedInWhatsAppPinterestEmail