Oxford Bank is a full service financial institution specializing in personal and business banking since 1902. We have seven convenient locations in Oak Brook, Westmont, Plainfield, Addison, and Naperville with more planned in the future. Our philosophy is based upon two main objectives. First, we will be the very best at delivering a great banking experience to each and every customer, second, we will make each customer's financial life better. At Oxford Bank.. Trusts