Exhibit to the Annual Report (Form 11-K) of the Huntington Supplemental Stock Purchase and Tax Savings Plan and Trust for the year ended December 31, 1999 Consent of Independent Auditors We consent to the incorporation by reference in Post-Effective Amendment No. 1 to the Registration Statement (Form S-8 No. 33-44208) pertaining to the Huntington Supplemental Stock Purchase and Tax Savings Plan and Trust and in the related Prospectus of our report dated March 30, 2000, with respect to the financial statements of the Huntington Supplemental Stock Purchase and Tax Savings Plan and Trust included in this Annual Report (Form 11-K) for the year ended December 31, 1999. /s/ Ernst & Young LLP Columbus, Ohio March 30, 2000 10