Fortress Bank provides the community with sound financial solutions for business and personal use from our nine banking centers in Illinois and Iowa. We would love to help you manage and grow your vision.If you are interested in learning how, please fill out this form and we'll be in touch! 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. Find bank accounts, financing, HSA and more banking services. Home loans with a personal touch. Compass Mortgage treats you like family. Do not enter any letters or the dash. Click the SUBMIT button after you enter your account number. Questions?