You can always visit a branch to pay off your loan. Ask a representative for the payoff amount.In Arizona, the statute of limitations varies depending on the type of debt: Credit Card Debt: Three years. Auto Loan Debt: Four years. 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. A secured lender shall prepare and deliver a payoff demand statement to the person who has requested it within fourteen days after receipt of the demand. If you have the funds to pay off an installment loan early, request a payoff letter from your lender. Debt Consolidation Loans. Woman video chatting.