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Costco

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COMPLAINTS117
VERIFIED PHONE1-800-774-2678
LAST CHECKED2026-10-03
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CONSUMER ALLEGATION

Complaints & Reviews on USAComplaints

USAComplaints currently maintains 117 historical complaints about Costco, published between 2004 and 2013. No approved complaints have been published on this site during the last three years. For a current reputation snapshot, see the independent sources on the full company profile.