Costco Reviews & Complaints

Costco reviews and complaints can help shoppers compare warehouse visits, Costco.com orders, membership renewals, delivery, returns and customer service. Share a firsthand experience—positive, neutral or negative—and rate it from −5 to +5. A rating of 0 is valid.

Costco Wholesale Corporation operates membership warehouses and Costco.com. The type of purchase matters: an item bought at a warehouse, a Costco.com shipment, a large item delivered by Costco Logistics and a Same-Day Delivery order powered by Instacart can have different support and refund routes.

• The approximate date and whether you used a warehouse, Costco.com, Costco Logistics, Business Center or Same-Day Delivery.
• The product category or membership type, plus the store city if a warehouse was involved.
• What was promised about the price, delivery, installation, return, reward or refund.
• Whether a carrier or Instacart handled the order, and which support team you contacted.
• The outcome and whether Costco or the delivery provider resolved the issue.

Do not publish your membership number, complete order number, receipt barcode, payment details, home address, passwords, one-time codes or private health information.

Costco currently lists Gold Star and Business memberships at $65 annually and Executive membership at $130 annually, before applicable tax or affiliate-card fees. An Executive membership includes a 2% Reward on qualifying purchases, subject to its terms and exclusions. Prices and benefits can change; check the current membership page and your renewal notice.

Costco states that a dissatisfied member may cancel and receive a refund of the membership fee at any time. If your complaint concerns auto-renewal, an Executive upgrade or a missing reward, identify the membership year and review the account’s renewal and reward records. The Costco Anywhere Visa by Citi is a separate credit-card product with its own account support.

Warehouse inventory, warehouse pricing and Costco.com listings can differ. Before a time-sensitive purchase, check the selected warehouse, item number and current price. Costco offers online order tracking under Orders & Returns. Some products can be shipped to a warehouse for pickup when the product page specifically offers that option; do not assume every Costco.com product qualifies.

For a store-specific checkout or employee concern, keep the receipt and contact the warehouse service desk or manager. For a shipment or a Costco Logistics delivery, start with the online order record and the Costco.com support team.

Costco’s merchandise satisfaction guarantee has important exceptions. Specified electronics—including televisions, computers, tablets, major appliances and cellular phones—generally must be returned within 90 days of receipt; cellular-phone terms can depend on a carrier contract. Online recreational carts also have a 90-day limit. Precious metals, Shop Cards, certain gift-card and ticket items, customized products and other categories have separate restrictions. Consult the current Costco return policy and the product page before relying on a general rule.

For a warehouse purchase, bring the item to the returns counter at a Costco warehouse. A receipt or original packaging helps but may not always be necessary. For a Costco.com purchase, Costco generally offers a warehouse return or an online return or replacement request through Orders & Returns. Large freight items and specialty products may require additional instructions. A product warranty or technical-support benefit is distinct from the retailer’s return policy.

Costco describes a warehouse return of an eligible online purchase as providing an immediate refund at the warehouse, including shipping and handling, although the credit may take longer to appear on a payment statement. For online returns sent through UPS or collected by freight carrier, Costco lists typical refund-issuance times of roughly two to three business days after the relevant scan or pickup. Some items need an additional three to ten business days of verification; banks and card issuers control posting time.

For an online return, Costco says the refund generally goes to the original payment method. Shop Card, check and other methods have separate timing. Keep the return tracking number and use the order’s View Return/Refund Status option before escalating a missing credit.

Costco.com’s Return or Replace Items tool includes options for damaged or incorrect goods, a lost shipment and a missing item. Its missing-item self-service route specifies replacement rather than a refund. For a large item or a refused delivery, preserve photographs, the delivery record and any carrier notes, then contact Costco.com or Costco Logistics support through the order.

For Same-Day Delivery powered by Instacart, report a missing, damaged or spoiled item through the Same-Day Help route promptly. Costco says refund requests for that service must be made within seven days of delivery. This is a distinct process from a regular Costco.com parcel return.

Costco Same-Day Delivery is powered by Instacart and has a separate cart from Costco.com. Item prices can be higher than local warehouse prices and availability depends on the delivery area. A temporary card authorization can include a buffer for additions or substitutions, so compare the final receipt and posted charge before reporting duplicate billing.

Instacart handles Same-Day order and site support at 1-888-246-7822. Costco’s Same-Day guidance says an approved Instacart refund is processed promptly but may take five to ten business days to show in a bank or card account. Warehouse returns may also be available for eligible items.

To try to cancel a Costco.com order, open Orders & Returns and look for Cancel Item. The option depends on the item and how far fulfillment has progressed. Grocery, appliances, furniture, freight and other specified products may not qualify for online cancellation. If the button is absent, contact Costco.com support; cancellation is not guaranteed.

Costco may offer a price adjustment when an eligible Costco.com purchase drops in price within 30 days. Promotional dates, quantity limits and item exclusions apply. Costco says it does not match other retailers’ prices or match warehouse prices to Costco.com orders. Ask the warehouse returns counter about a warehouse purchase rather than assuming the online form covers it.

Costco Shop Cards are generally non-refundable under its return policy and are not accepted for Same-Day Delivery powered by Instacart. If a card is lost, declined or associated with a suspected scam, use Costco’s official support route; never share a Shop Card number or PIN in a public review.

Technical and warranty help is available for eligible products at 1-866-861-0450. Check the manufacturer’s warranty, Costco’s applicable technical-support terms and any separately purchased coverage before assuming one remedy replaces another. If an unfamiliar Costco charge or account change appears, use official account and support channels and contact your bank promptly about potentially unauthorized card activity. Caller ID alone does not prove that a caller represents Costco.

Compare firsthand experiences with Walmart reviews, Target reviews, Amazon reviews and Dollar General reviews. These companies are separate businesses. Browse the full Retail Stores & Shopping category.

Official sources checked September 26, 2026. This guide uses Costco’s contact information, return policy, online return instructions, refund timing, cancellation steps, price-adjustment guidance, Same-Day Delivery FAQs and membership information. Policies, fees, hours and support channels may change. Customer ratings are submitted separately by ZeroStars visitors.

Costco lists 1-800-955-2292 for Costco.com orders and orders delivered by Costco Logistics. Membership and warehouse questions use 1-800-774-2678.

No. Its general satisfaction guarantee has product-specific exceptions. Specified electronics and major appliances have a 90-day return period, and several other items have different restrictions or are non-refundable.

Costco generally allows online purchases to be returned to a warehouse or initiated through Costco.com, subject to item-specific rules. Bring the item and order details; consult the item’s shipping and returns terms first.

Costco says it will cancel and refund the membership fee if a member is dissatisfied. Contact the membership counter or Costco membership support for the account-specific process.

Same-Day Delivery is powered by Instacart. Use Same-Day Help or 1-888-246-7822 for order problems. Costco’s published guidance calls for refund requests within seven days of delivery.

No. Costco says it does not price match other retailers. Eligible Costco.com purchases may receive an adjustment after Costco lowers its own online price, subject to the current rules.

No. ZeroStars is an independent review site. Posting here does not cancel an order or membership, file a return, issue a refund or open a Costco support case.