This mortgage payoff calculator is designed to help you understand the impact of making additional payments on your mortgage. 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. Whether paying off the mortgage early is a good choice can depend on your financial situation, the loan's interest rate, and how close you are to retirement. "Payoff amount" is generally higher than the remaining balance on the home. Loan Interest Rate and Fees for NU Loans. Is a multi-state, mortgage industry leader serving consumers and mortgage originators through its technology, title and mortgage channels. This is an example of a payoff letter used in a syndicated loan transaction. This payoff letter (including the defined terms such as Lenders,. The loan accrues interest and other charges not due and payable until the last borrower permanently leaves home (12 months or more).