1. Enter your personal information and amount owed. Edit, sign, and share payoff letter water online online.No need to install software, just go to DocHub, and sign up instantly and for free. Loan Payoff Request correspondence on SSFCU letterhead. A payoff agreement is an informal contract in which a creditor agrees to accept the balance of a debt owed as full payment. Create a Loan Payoff Letter online and download it as a PDF or Word document. Customize and print a blank Loan Payoff Letter for free. Toll Free: 800-678-7228. Explore the best banking services with IBC across Oklahoma and Texas. Flexible banking so you can do more at your convenience.