Commerce Bank of Arizona is the right choice for your business loan needs. They offer a number of great loan products and services to meet every need. From Personal Lines of Credit to auto loans, Commerce Bank gives you fast, friendly service. Enjoy competitive interest rates and terms on the purchase of a new home. Let your home’s equity work for you with a loan or line of credit from Commerce Bank of Arizona. Remodel, consolidate bills, build a pool or buy a car at low interest rates while saving on your income taxes by deducting the interest.