Costco

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8505 West Gage Boulevard, Kennewick, WA 99336-8120

Mo-Fr 09:00-10:00 "Executive members only", 10:00-20:30, Sa 09:00-09:30 "Executive members only", 09:30-18:00, Su 09:00-10:00 "Executive members only", 10:00-18:00; PH off

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Last updated November 5, 2026.