Costco Wholesale Corporation is an American membership-only warehouse club that provides a wide selection of merchandise. It is currently the largest membership-only warehouse club in the United States, and as of 2015, the second largest retailer in the world.

 Costco complaints contacts


Use this comments section to discuss problems you have had with Costco, or how they have handled your complaints. Initial complaints should be directed to Costco directly. You can find contact details for Costco above.

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