Costco Membership Discount 2024.  — join as an executive member online using our exclusive promo code para24 at checkout and enroll in auto renewal of your annual membership and you'll receive a $40 digital costco shop card, plus a. The online voucher will be sent to the primary member's email address within 2 to 4 business days of successful completion of the signup process.

 — costco announced in its june sales report on wednesday that starting sept. The online voucher will be sent to the primary member’s email address within 2 to 4 business days of successful completion of the signup process.