TransAtlantic to Trade Shares Only in Canadian Dollars

TransAtlantic Petroleum announced that effective at market opening on January 2, 2008, trading in the common shares of TransAtlantic Petroleum Corp. will commence solely in Canadian dollars under the new stock symbol TNP. Trading in the Company's common shares will not continue in U.S. dollars. There will be no change to the Company's CUSIP number.

TransAtlantic Petroleum Corp. is engaged in the exploration, development and production of crude oil and natural gas in Morocco, Romania and Turkey. Common shares of TransAtlantic are listed on the Toronto Stock Exchange.