First Horizon National Corporation is a large banking company based in Memphis, Tennessee. It is the parent company of First Tennessee Bank and FTN Financial. It was chartered in 1864 as First National Bank and became one of the largest bank holding companies in the United States in terms of asset size. FHN's approximately 6,000 employees provides financial services through about 180 bank locations in and around Tennessee and 21 FTN Financial Group offices in the US and abroad. The company provides investments, insurance, financial planning, trust services and asset management, credit card, cash management, and check clearing services.FHN established a private charitable foundation in 1993 to support nonprofit organizations. Please try to contact First Horizon Customer Service directly prior to posting any complaints on this site.