Whenever you file a tax return, that address is where the IRS will mail a refund check or other correspondence. If you need to update your address with the IRS in between tax seasons, there is a change of address form here.
https://www.irs.gov/faqs/irs-procedures/address-changes
If you used the refund transfer service to pay your turbotax fees from your refund, and you are expecting a paper check for the balance, you need to contact SBT bank.
https://www.sbtpg.com/