FIRST COMMONWEALTH FINANCIAL CORPORATION Exhibit 21.1 - SUBSIDIARIES OF FIRST COMMONWEALTH FINANCIAL CORPORATION Percent Ownership By Registrant National Bank of the Commonwealth 100% 601 Philadelphia Street Indiana, PA 15701 Nationally Chartered Bank Deposit Bank 100% Long Avenue and Brady Street DuBois, PA 15801 Incorporated under the laws of Pennsylvania Cenwest National Bank 100% 217 Franklin Street Johnstown, PA 15901 Nationally Chartered Bank First National Bank of Leechburg 100% P.O. Box 566 Leechburg, Pa 15656 Nationally chartered Bank Peoples Bank and Trust Company 100% P.O. Box 265 Jennerstown, PA 15547 Incorporated under the laws of Pennsylvania Central Bank 100% North Juniata Street at U.S. Route 220 Hollidaysburg, PA 16648 Peoples Bank of Western Pennsylvania 100% 27 East Washington Street New Castle, PA 16101 Unitas National Bank 100% 15 South Main Street Chambersburg, PA 17201 Reliable Financial Corporation 100% 428 Station Street Bridgeville, PA 15017 Unitas Mortgage Corporation 100% 17 East High Street Carlisle, PA 17013 Unitas Financial Corporation 100% PO Box 777 Chambersburg, PA 17201 Unitas Real Estate Corporation 100% PO Box 777 Chambersburg, PA 17201 Unitas Services Corporation 100% PO Box 777 Chambersburg, PA 17201 Unitas Leasing Corporation 100% PO Box 777 Chambersburg, PA 17201 FIRST COMMONWEALTH FINANCIAL CORPORATION Exhibit 21.1 - SUBSIDIARIES OF FIRST COMMONWEALTH FINANCIAL CORPORATION (Continued) Percent Ownership By Registrant Commonwealth Systems Corporation 100% 22 North Sixth Street Indiana, PA 15701 Incorporated under the laws of Pennsylvania First Commonwealth Trust Company 100% 614 Philadelphia Street Indiana, PA 15701 Incorporated under the laws of Pennsylvania Commonwealth Trust Credit Life Insurance Company 50% 100 West Clarendon, Suite 800 Phoenix, AZ 85013