If you follow the procedure to print a tax return for mailing as shown in the following TurboTax support FAQ, the Filing Instructions page will have the address on where to mail the federal tax return - https://ttlc.intuit.com/community/printing/help/how-do-i-print-and-mail-my-return-in-turbotax-online...
IRS website for where to mail a tax return - https://www.irs.gov/filing/where-to-file-paper-tax-returns-with-or-without-a-payment
And if you cannot find the instructions for the RI tax forms, those are listed
at the bottom of column 2, on page 1 of:
.... (slightly different zip-code depending on whether you are getting a Refund, or Owe more $$)