The standard payment address for the Best Buy credit card is: HSBC Card Services, PO Box 49352, San Jose, CA 95161-9352. For making an overnight payment, the address is: HSBC Card Services Inc., ATTN: Exception Dept, 1301 E. Tower Road, Schaumburg, IL 60173.
For making a payment through the mail, it is necessary to include the account number on the check. There are also few other ways of making a payment. For instance, payment can be made online at the Best Buy credit card website any time of the day or night. Payment can also be made over the phone by calling 1-888-574-1301.