A bank letter is an official document from your bank that provides important information about your business' official bank account. Our full-service banking center is located just east of the Westheimer Commons shopping center on Westheimer Road.This is the home page for the Bank of Houston. Get updates on our highlighted products and promotions and sign into eBanking from the top of the page. Universal Direct Deposit Form. I must provide the City the name of a new bank and any new bank or account routing information for the direct deposit to be made to the new bank or account. Information for Student organizations about opening a bank account through a banking institution of your choosing. This letter is provided to the above referenced customer at their request. Opening a Unit Checking Account. Every unit will eventually need to have a checking account.