EXHIBIT 21 SUBSIDIARIES OF THE REGISTRANT Parent TF Financial Corporation Percentage Jurisdiction of Subsidiaries Owned Incorporation - ------------ ---------- --------------- Third Federal Savings Bank (a) 100% United States TF Investment Corporation (a) 100% Delaware Teragon Financial Corporation 100% Pennsylvania Penns Trail Development Corporation (a) 100% Delaware Third Delaware Corporation (a)(b) 100% Delaware - --------------- (a) The operations of this subsidiary are included in the consolidated financial statements contained in the 1998 Annual Report to Stockholders incorporated herein by reference. (b) Third Delaware Corporation is a wholly-owned subsidiary of Third Federal Savings Bank.