Any bank, either incorporated or unincorporated, which is established in Macon County, shall have the power to establish, to maintain, and to operate within the same city or town or within other communities, one or more branches or branch banks, branch offices, branch agencies, additional offices, or branch places of business for the receipt of deposits, payment of checks, lending of money, and the conduct of a general banking business, provided that such bank, before establishment of any such branch or branches, shall first secure the written consent of the State Superintendent of Banks or the Comptroller of the Currency, as the case may require.