Please see more information in the Payoff Demand Instructions. 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. This financial calculator helps you find out. How to fill out the Payoff Request Letter Templates? 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. The one-time, federally funded California Mortgage Relief Program has awarded all homeowner grants and will not receive any more funding. Use SmartAsset's free California mortgage loan calculator to determine your monthly payments, including PMI, homeowners insurance, taxes, interest and more. What is my loan payoff amount?