Make Your Monthly Loan Payment. As a Prestige member, you can borrow money on the strength of your good credit alone.Want to send us a message? Make the payment payable to Santander Consumer USA and send it to the address listed on the pay stub attached to the bottom of your monthly statement. A payoff letter provides instructions on how to pay off a loan with a lump sum before the loan term ends. Learn how payoff letters work. Have the phone number you're trying to reach ready. Simply fill out the Escrow Account Set Up Request Form. If you have the funds to pay off an installment loan early, request a payoff letter from your lender. For example, Freddy is served with a Summons and Complaint for his credit card debt on April 1, 2022.