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.A payoff request can be created and mailed for free. How long does it take to obtain a payoff? Want to make sure you keep that great mortgage rate you qualify for? A payoff letter shows the remaining balance on your mortgage, including fees, interest, etc. Learn more about what a payoff quote is and how to request one. If you don't know who your Servicer is, call 888.469. 0810, and we would be happy to assist you. Alternatively, your lender may have a form you must fill out.