Costco Discount Codes – Verified Deals & Offers | September 2026

Sign up as a new Costco Gold Star or Executive member online and enroll in auto renewal to receive a $50 Digital Costco Shop Card.

Join with a new Executive Membership and enroll in auto renewal and get a $20 digital Costco shop card with your purchase. You must use this promo code to get offer.

Enjoy $60 off when you spend $200 and more at Costco.

Use this promo code to get 10% off on your Costco haul. This deal applies to select products.

Use this Costco promo code at checkout to get $10 off when you spend $35 or more on same-day delivery.

Join as a new Costco member online and enroll in auto renewal of your annual membership to receive a $45 Digital Costco Shop Card. To receive a Digital Costco Shop Card, you must provide a valid email address and set up auto renewal of your Costco membership on a Visa credit/debit card or Mastercard debit card at the time of sign-up. If you elect not to enroll in auto renewal at the time of sign-up, incentives will not be owed.

Score 25% off your eligible purchase using this promo code during checkout.

Enjoy $40 off sitewide by adding this Costco code.

Take extra $1 off gold star membership at Costco.

Apply this Costco discount code at checkout to score up to 10% off select items. This offer works on a variety of everyday essentials and bulk buys. Make your membership go further with extra savings on your order.

Save $50 off on your order of $500 or more at costco.com.

Apply this Costco coupon code at checkout to receive $15 off your purchase of $50 or more on sameday.costco.com.

When you apply this Costco discount code at checkout, you will receive up to 10% off your qualifying purchase.

Score 10% off with promo code

Enjoy shopping and get a $30 discount on your order over $100 when you enter this promo code at checkout.

Get $30 off when you purchase $100 and more at Costco.

Shop at Costco and get a 25% discount on any purchase. Apply this discount code at checkout.

Jump into summer savings with this special deal. Sign up as a new Costco member, enroll in auto-renewal for your annual membership, and score a $30 digital Costco shop card. Don't miss out on this fantastic deal - it's the perfect time to save big and enjoy all the amazing benefits of being a Costco member.

Score 100% off with code