EXHIBIT 99.1 COMMERCIAL NATIONAL FINANCIAL CORPORATION DIVIDEND REPORT Ithaca, Michigan, March 1, 2004- Jeffrey S. Barker, President and CEO of Commercial Bank and its holding company, Commercial National Financial Corporation, announced that on February 18, 2004, the corporation's Board of Directors declared a cash dividend of $.14 per share. The dividend will be paid on April 1, 2004, to shareholders of record as of March 12, 2004. This dividend represents an annualized yield of 4.77% based upon the recently reported $11.75 per share stock price. Commercial Bank operates full service banking offices in Alma, Greenville, Ithaca, Middleton, Mount Pleasant, Pompeii, and St. Louis. Contact: Daniel E. Raleigh Vice President 989-875-5504