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40% OFF Costco Promo Code, Coupon Code, and Discount Codes in May 2025
Save Big on Costco Orders Online with Exclusive Coupons & Deals at Sample.net
Costco is one of the most trusted membership-only warehouse retailers in the world, offering unbeatable prices on groceries, electronics, home goods, and more. With more than 800 locations globally, Costco continues to serve millions with bulk deals, high-quality products, and exclusive member benefits.
Costco also rewards smart shoppers with seasonal promotions, email-exclusive deals, and membership incentives. From groceries to furniture, their massive inventory and regular markdowns make it easy to save more with verified Costco promo codes and coupon offers.
Current Costco Coupons for May 2025
| Discount | Description | Expiration Date |
|---|---|---|
| 10% OFF | Costco Coupon: 10% Off Your Order | - |
| $30 OFF | Get $30 Off Your Order | - |
| $600 OFF | Save up to $600 on appliances and electronics | - |
| Free Shipping | Get Free Shipping on Sitewide Orders | - |
| $100 OFF | $100 Off When You Buy 2+ Eligible Items | - |
Key Tips for Costco Shoppers:
1. Sign Up for Costco Emails: You’ll receive exclusive member-only promotions, weekly coupon books, and early access to sales events in your inbox. Here you can Sign Up for Costco Emails.
2. Use the Costco Citi Card: Earn 4% cashback on gas, 3% on restaurants and travel, 2% on Costco purchases, and 1% on everything else. Here you can see details about Costco Anywhere Visa® Card by Citi.
3. Shop the Warehouse Savings Tab: Visit the "Warehouse Savings" section for instant access to ongoing product discounts available both online and in-store.
4. Watch for Seasonal Sales: Major sales like Black Friday, Labor Day, and Spring Sales offer deep discounts on furniture, electronics, and more.
5. Join as an Executive Member: Executive membership offers 2% cashback annually on qualifying purchases, with rewards up to $1,000. Here you can see Executive Member Benefits.
What is the Costco Refund Policy?
Costco is known for its 100% satisfaction guarantee. Members can return most items at any time for a full refund, making it a stress-free shopping experience. Electronics, such as TVs and computers, come with a 90-day return window, and most returns can be completed in-store or by mail.
If you’re not satisfied with your Costco membership, you can cancel it at any time and receive a full refund. This generous refund policy is one of the reasons Costco remains a top choice for value-conscious shoppers. For More Details Visit this page.
How to Contact Costco Support?
Costco provides multiple customer support channels for orders and membership questions:
- Phone: 1-800-955-2292 for online orders
- Phone: 1-800-774-2678 for membership or warehouse info
- Email: Available through their "Contact Us" form
- Live Chat: Accessible from the Costco Customer Service page
- Mailing Address: Provided on the official Costco website under customer service
Best Items to Save on Today with Costco Coupon Codes
1. Electronics & Appliances
Save hundreds on high-ticket items like TVs, laptops, fridges, and washers. Costco often features bundles and rebates. Here you can see Electronics and Appliances Pages Here.
2. Groceries in Bulk
Get unbeatable prices on everyday food essentials. Coupons and membership promotions offer extra value. Here you can see Groceries Page.
3. Furniture & Home Goods
Look for special savings on sectionals, outdoor sets, and storage solutions—especially during seasonal sales. Here are the Furniture & Home Goods You can Check.
4. Optical & Pharmacy Services
Costco Optical offers $60 eye exams, while the pharmacy provides savings of up to 75% on prescriptions.
5. Gas & Auto Services
Executive members and Citi cardholders enjoy discounts and cashback on fuel, tires, and services.
6. Membership Deals & Shop Cards
New members can score up to $40 Costco Shop Cards with auto-renewal. Offers vary by profession (students, teachers, etc.)
About Costco
Costco is a global retail giant specializing in wholesale pricing for members. Founded in 1976, the brand now operates over 800 locations across multiple countries. Customers benefit from low prices, quality bulk items, and exclusive offers through membership.
Their in-house Kirkland Signature label ensures high-quality goods across all categories. Additional perks include pharmacy discounts, optical services, fuel rewards, and a top-rated travel booking platform. With stellar customer service and flexible return policies, Costco remains a favorite among smart shoppers worldwide.
FAQs About Costco Coupon Code Discounts:
Does Costco accept promo codes online?
Yes, Costco accepts promo codes during checkout on select purchases through costco.com.
Can I stack multiple Costco coupons?
No. Only one promo code can be used per online order. Choose the most valuable one before checkout.
Does Costco have a student discount?
Yes. Students can verify their status via UNiDAYS and receive a $20 Costco Shop Card.
What are the best seasonal sales at Costco?
Major events include Black Friday, Spring Sale, and Labor Day Sales with up to $600 off on big-ticket items.
Are there military discounts at Costco?
While not ongoing, military members can access special promotions like a $20 Shop Card with verification.
Does Costco offer a loyalty or rewards program?
Yes, Executive Members receive 2% cashback annually up to $1,000 on qualifying purchases.
Can I cancel my membership for a refund?
Yes, Costco memberships can be canceled at any time with a full refund.
What payment methods are accepted?
Visa cards, cash, checks, ATM cards, EBT, Costco Shop Cards, and Citi Costco Visa cards.
What’s included in Costco’s membership benefits?
Members enjoy discounts on fuel, groceries, pharmacy, optical services, and exclusive online-only deals.
Does Costco offer cashback on purchases?
Yes, Executive Members earn 2% cashback and Costco Citi cardholders can earn up to 4% on eligible purchases.