CalFresh benefits issued through Electronic Benefit Transfer, also known as EBT card, can be used in grocery stores and participating Farmers Markets. All our warehouse locations accept EBT cards.Costco adheres to all state laws regarding what can be purchased with EBT cards. If you want to purchase eligible food items and the POS device is not working or there is not one at the store, the cashier will fill out a paper voucher. Did you know that you can now use your Supplemental Nutrition Assistance Program (SNAP) benefits to shop online for fresh produce and groceries? US customers can pay for online orders with a valid Electronic Benefit Transfer (EBT) card, in full or in part. Costco adheres to all state laws regarding what can be purchased with EBT cards. Participants receive an electronic benefits transfer (EBT) card, similar to a debit card, to purchase food at authorized retailers. You can find it on your EBT card or any CalFresh letters. 3. Call 1-877-328-9677 to report your EBT card lost or stolen.