Com or fax in the request to (201) 839-4512. How to fill out the Payoff Request Letter Templates?Creating a payoff letter is essential to any loan or mortgage repayment process. Our free templates and this guide can help you get started. The FDIC may be able to assist you in obtaining a lien release if the request is for a customer of a failed bank that was placed into FDIC receivership. Paying Off Your Loan.