Open Walmart’s official checker (https://www.walmart.com/account/giftcards/balance). Enter the 16-digit number and 4-digit PIN from the back of the card.
If the card has no PIN, stop — take it to a Walmart service desk for exchange. The online form will reject PIN-less stock.
Read the amount Walmart displays. Spend it at Walmart or Sam’s Club, or come back here if you would rather sell leftover value for up to 85%.
Stack a discounted Walmart gift card from Checkout Saver with Walmart cashback when you shop.
Only on Walmart’s site. Checkout Saver links out to https://www.walmart.com/account/giftcards/balance and does not provide a card-number field of its own.
Most modern Walmart gift cards use a 4-digit PIN. Older or register-activated cards without a PIN must be swapped at the store; they are not a website problem.
Yes — leftover Walmart value is widely accepted at Sam’s Club. That is often the fastest way to finish a small remainder before you think about selling.