Costco Cashback Discounts

Get up to $6.00 of your purchase back when you shop with Costco

Sign up for free and just shop with Costco as normal. Our average member earns over $450 cashback a year.

Join TopCashback

By joining you agree to TopCashback's Terms & Conditions and Privacy Policy.

11,000,000 members worldwide

Our customers loves us!

Thousands of
top-named brands

• What could stop me from getting cash back?
  • We are only offering commission on certain memberships. Business and Business Executive memberships are not commissionable.
  • Using a promotional/coupon code not posted and approved by TopCashback.
  • Returning, exchanging or cancelling part of your order.
  • Purchases made on other sites than Costco's US site
• What else is essential?
  • Cash back rates are subject to change, both up and down.
  • You must start with an empty basket before clicking through to the retailer.
  • Purchases must be completed immediately and fully online.
• Good to know
  • Cash back amounts are generally based on your final purchase amount and does not include taxes, shipping and the actual discount amount saved through coupons.
• What to do when
  • A "Missing cash back" query must be submitted within 100 days of the transaction.