Check the back of the card for a customer service phone number or website
Visit the card issuer’s official balance-check website
Call the automated phone number on the card
Enter the card number, expiration date, and security code when prompted
Review the balance shown on the website or heard on the phone
Check the receipt from the original purchase if the balance was printed there
Use the card for a small purchase and ask the cashier to confirm the remaining balance
Register the card online if the issuer requires registration before balance access