List of National Bank Stores in Sycamore, IL Outlet Note Regular Brands National Bank Illinois Sycamore Rating 4.7 based on 80 votes Official Website nbbank.com Products Banking Savings Saving Bank Saving Plans NameAddressPhone Name/Address/Phone National Bank outlet - Sycamore 230 W State St (815) 895-2125 National Bank outlet - Sycamore 1810 Dekalb Ave (815) 895-2377 National Bank outlet - Sycamore 1425 Dekalb Ave (815) 895-2125 National Bank outlet - Sycamore 511 W State St People Also Viewed