Missing or incomplete documents will delay processing. Borrower Information: Payoff Contact Information: Borrower Name(s).A mortgage payoff letter can come in two forms. One form tells borrowers the remaining principal amount and interest they have to pay to close out the loan. Have a question about your mortgage loan? The Attorney General's Office (AGO) may have an answer. 1. Complete the Payoff Request Form in its entirety. Unsigned or incomplete requests will not be processed. 2. Complete the form to request a reinstatement or payoff. The authorization can be faxed to us at (617) 244-7304 or mailed to our office.