EXHIBIT 23 CONSENT OF INDEPENDENT AUDITORS We consent to the incorporation by reference in this Annual Report on Form 10-K of First Keystone Corporation of our report dated January 11, 1999, included in the 1998 Annual Report to Stockholders of First Keystone Corporation. /s/ J. H. Williams & Co., LLP March 23, 1999 J. H. Williams & Co., LLP Kingston, Pennsylvania Certified Public Accountants 23