If you have direct deposit information on your 2019 return, the IRS will send your stimulus money to that bank account. If you used the Refund Processing Service, then the IRS only has the banking information for the Santa Barbara Group bank.
The IRS is going to give taxpayers the chance to enter their own banking information. See the following:
The IRS does not have my direct deposit information. What can I do?
In the coming weeks, Treasury plans to develop a web-based portal for individuals to provide their banking information to the IRS online, so that individuals can receive payments immediately as opposed to checks in the mail.
https://www.irs.gov/newsroom/economic-impact-payments-what-you-need-to-know
