Costco has numbers for each of the services, and you can contact via online chat or email. It is also possible to use an official physical address for document delivery.

How to Call Costco

  • If you have a question about the quality of an item after delivery or just want to make order online, then use the number:

    1-(800)-955-2292

  • If you have a question about the Membership. For card renewal, activation or deactivation, then use the number:

    1-(800)-774-2678

Other Numbers of Costco Services

  • 1-(800)-788-9968 - To order from the Business Center use this number

  • 1-(866)-861-0450 - Concierge Services (If there is a problem with the equipment or logistics).

  • 1-(844)-765-0251 - If you have questions about Home.

  • 1-(800)-607-6861 - Ask about medications at a Pharmacy or order home delivery of pills.

  • 1-(855)-620-7579 -To order individual items with Photo as a gift.

  • 1-(877)-849-2730 -If you have questions about Travel.

How to Find a Warehouse Contacts Near You

To find the contact information for a Warehouse near, you need to:

  1. Go to www.costco.com/warehouse-locations.
  2. Choose a point on the map and open full information. It will open the phone number and directions how to get there.

Other Ways to Communicate

  • If it is impossible to contact by phone, you can ask for support via online chat. For this purpose, go to the Feedback box on the right.
  • Or you can make an official request at PO BOX 34331 Seattle, WA 98124.