Include the loan or mortgage number. 1. 1. Enter the name and contact information of the mortgage servicer.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. Searching for a fillable Mortgage Loan Payoff Letter Template? Use our easy editor for PDF files and fill this form out quickly. The PAYOFF STATEMENT FORM (Texas Real Estate Contracts) form is 2 pages long and contains: 0 signatures; 0 checkboxes; 68 other fields.