Costco September 2025 Coupon Book Specials and Prices (Aug 25, 2025 – Sept 21, 2025) h/t to our Slickdeals community for alerting us so quickly to the latest Costco Coupon Book.

Costco says the $75 coupon making its rounds on social media is a scam. According to Snopes.com, the scam promises users the coupon if they complete several surveys and share the post on Facebook.

Coscto's August coupon book has deep discounts for members. Here's a few of the best deals, and how to find a Costco in Delaware.

Master these seven Costco shopping strategies to save $100+ monthly. Secret price codes, bulk splitting tips and insider ...