Oklahoma State Bank, also known as OSB, is a financial institution that provides a range of lending and depository products and services. Founded in 1909, it is a state-charted, commercial bank that offers savings, checking and individual retirement accounts. The bank also provides certificates of deposit and real estate, consumer, commercial and agricultural loans. Oklahoma State Bank offers direct deposit, notary, and online and telephone banking solutions. In addition, it provides personal financial services. The bank serves customers in northern Oklahoma counties. Oklahoma State Bank is a member of the Federal Deposit Insurance Corporation. It also offers identity theft protection solutions.