First Horizon National Corporation operates as the bank holding company for First Horizon Bank that provides various financial services. It operates through four segments: Regional Banking, Fixed Income, Corporate, and Non-Strategic. The company offers general banking services for consumers, businesses, financial institutions, and governments. It is also involved in the underwriting of bank-eligible securities and other fixed-income securities eligible for underwriting by financial subsidiaries; loan sales; derivative sales; and provision of advisory services. In addition, the company offers brokerage services; correspondent banking services; transaction processing services comprising nationwide check clearing and remittance processing; trust, fiduciary, and agency services; credit card products; equipment finance; investment and financial advisory services; and wealth management services. Further, it engages in mutual fund and retail insurance sales, as well as provides mortgage banking services. As of January 17, 2020, the company operated approximately 270 branches under the First Horizon Bank brand in the Southeast United States; and 29 offices in 18 states across the United States under the FHN Financial brand. The company was founded in 1864 and is headquartered in Memphis, Tennessee.