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.I received a quote from the bank for the payoff amount. How to fill out the Payoff Request Letter Templates? The Vehicle Payoff Sample Letter form is a crucial document for individuals aiming to transfer their vehicle loan to the State Department Federal Credit Union. If you have questions about your loan with Servbank and would like to speak to someone, please call us at (866) 867-0330. To send us a message, please select from one of the options below and fill out a short form. Make payments anytime, anywhere. RCB Bank is your bank. We offer a variety of options within personal banking, business banking, mortgage loans, and trust and investment services.