As testament to O’Fallon’s economic vigor, large corporations like Citi and Mastercard International recognize the City of O’Fallon as a great place to call home. O’Fallon considers its businesses (both large and small) and the employees who serve them to be partners in maintaining the City as one of the nation’s best and most attractive places to do business.
100 North Main Street
O'Fallon, MO 63366
Phone: 636-379-5532
Email: [email protected]
