1 EXHIBIT 23(a) CONSENT OF INDEPENDENT PUBLIC ACCOUNTANTS As independent public accountants, we hereby consent to the incorporation by reference in this registration statement on Form S-8 of our report dated January 18, 1994, incorporated by reference in First Tennessee National Corporation's Form 10-K for the year ended December 31, 1993, and to all references to our firm included in this registration statement. Arthur Andersen LLP Memphis, Tennessee January 11, 1995