About T-Mobile USA, Inc.Based in Bellevue, Wash., T-Mobile USA, Inc. is the U.S. wireless operation of Deutsche Telekom AG (OTCQX: DTEGY). By the end of the second quarter of 2012, approximately 130 million mobile customers were served by the mobile communication segments of the Deutsche Telekom group — 33.2 million by T-Mobile USA — all via a common technology platform based on GSM and UMTS and additionally HSPA+ 21/HSPA+ 42. T-Mobile USA’s innovative wireless products and services help empower people to connect to those who matter most. Multiple independent research studies continue to rank T-Mobile USA among the highest in numerous regions throughout the U.S. in wireless customer care and call quality. In order to provide comparability with the results of other US wireless carriers, all financial amounts are in US dollars and are based on accounting principles generally accepted in the United States (“GAAP”). T-Mobile USA results are included in the consolidated results of Deutsche Telekom, but differ from the information contained herein as, among other things, Deutsche Telekom reports financial results in Euros and in accordance with International Financial Reporting Standards (IFRS). For more information, please visit http://www.T-Mobile.com. T-Mobile is a federally registered trademark of Deutsche Telekom AG. For further information on Deutsche Telekom, please visit www.telekom.de/investor-relations. About MetroPCS Communications, Inc. Dallas-based MetroPCS Communications, Inc. (NYSE: PCS) is a provider of no annual contract, unlimited wireless communications service for a flat rate. MetroPCS is the fifth largest facilities-based wireless carrier in the United States based on number of subscribers served. With Metro USA(SM), MetroPCS customers can use their service in areas throughout the United States covering a population of over 280 million people. As of June 30, 2012, MetroPCS had approximately 9.3 million subscribers. For more information please visit www.MetroPCS.com. Additional Information and Where to Find It This document relates to a proposed transaction between MetroPCS Communications, Inc. (“MetroPCS”) and Deutsche Telekom AG (“Deutsche Telekom”) in connection with T-Mobile USA, Inc. (“T-Mobile”). The proposed transaction will become the subject of a proxy statement to be filed by MetroPCS with the Securities and Exchange Commission (the “SEC”). This document is not a substitute for the proxy statement or any other document that MetroPCS may file with the SEC or send to its stockholders in connection with the proposed transaction. MetroPCS’ investors and security holders are urged to read the proxy statement (including all amendments and supplements thereto) and all other relevant documents regarding the proposed transaction filed with the SEC or sent to MetroPCS’ stockholders as they become available because they will contain important information about the proposed transaction. All documents, when filed, will be available free of charge at the SEC’s website ( www.sec.gov). You may also obtain these documents by contacting MetroPCS’ Investor Relations department at 214-570-4641, or via e-mail at email@example.com. This communication does not constitute a solicitation of any vote or approval. Participants in the Solicitation MetroPCS and its directors and executive officers will be deemed to be participants in any solicitation of proxies in connection with the proposed transaction, and Deutsche Telekom and its directors and executive officers may be deemed to be participants in such solicitation. Information about MetroPCS’ directors and executive officers is available in MetroPCS’ proxy statement dated April 16, 2012 for its 2012 Annual Meeting of Stockholders. Other information regarding the participants in the proxy solicitation and a description of their direct and indirect interests, by security holdings or otherwise, will be contained in the proxy statement and other relevant materials to be filed with the SEC regarding the proposed transaction when they become available. Investors should read the proxy statement carefully when it becomes available before making any voting or investment decisions.