1 Exhibit No. 21 -------------- First Citizens Banc Corp ------------------------ Subsidiaries of Registrant Percentage of Subsidiary securities owned ---------- ---------------- The Citizens Banking Company (1) 100% The Castalia Banking Company (2) 100% SCC Resources, Inc. (1) 100% R.A. Reynolds Appraisal Service, Inc. (1) 100% The Farmers State Bank (3) 100% (1) The subsidiary's principal office is located in Sandusky, Ohio. (2) The subsidiary's principal office is located in Castalia, Ohio. (3) The subsidiary's principal office is located in New Washington, Ohio.