How to fill out the Payoff Request Letter Templates? Are you looking for a loan agreement form in Texas?Download our free Texas Loan Agreement Form which is available as PDF or Word documents. 1) Primary account holder or Third Party, Please complete our Payoff Request Form and submit it to our Customer Service Department. Use a standard business letter format with your name, contact information, and the date at the top. Complete the Payment Form and fax the payment form along with the filing to 512-475-2812. This is an example of a payoff letter used in a syndicated loan transaction. This payoff letter (including the defined terms such as Lenders,. San Antonio, TX 78269-2408. Or Fax to (866) 493-1441.