Fortress Bank provides the community with sound financial solutions for business and personal use from our nine banking centers in Illinois and Iowa. For general inquires, call 1.800.FULTON.If you're interested in learning how, please fill out this form and we'll be in touch. Visit a branch to speak with a Customer Service Representative to get started today. Need to make a payment? Fortress Bank understands and our website provides the tools to make the whole process that much easier. We offer a variety of ways to submit funds to payoff and close your loan. Attn: Loan Operations Fulton Bank, NA 1695 State Street East Petersburg, PA 17520 No special form is required; a handwritten letter will do. Lined against the Location Key Data File (Form L). If a form has not been initiated, then the file clerk will fill out a Form LF, the Location File index.