1 EXHIBIT 23 CONSENT OF INDEPENDENT PUBLIC ACCOUNTANTS The Board of Directors Peoples Heritage Financial Group, Inc.: We consent to incorporation by reference in the Registration Statements on Form S-8 (Nos. 33-22205, 33-22206, 33-80310, 333-17467, 333-46367, 333-49999, 333-70095 and 333-72909), on Form S-3 (Nos. 333-34931, 333-64845 and 333-67961) and on Form S-4 (No. 333-61757) of Peoples Heritage Financial Group, Inc. of our report, dated January 18, 2000, incorporated by reference in the December 31, 1999 Annual Report on Form 10-K of Peoples Heritage Financial Group, Inc. /s/ KPMG LLP Boston, Massachusetts March 23, 2000