Copenhagen, 25 November 2010 TDC A/S - Transferral to the observation list NASDAQ OMX Copenhagen has transferred the below company to the observation list today: ISIN Name DK0060228559 TDC TDC A/S has been transferred to the observation list as the company has announced the decision of its majority shareholder to undertake a marketed offering of existing shares in TDC A/S. For further information, please see the announcement published by the company on the 25 November 2010. For further information, please contact: Pernille Gram, Surveillance, tel. +45 33 93 33 66