News Hurricane Isaac Preparation and Customer Tips

New Orleans, La. and Mobile, Ala. — Aug. 28, 2012

2013-04-10 09:43:48

T-Mobile rapid response engineering teams are standing by, with additional equipment including mobile and fixed generators, Cell-on-Wheels (COWs), Cell-on-Light-Trucks (COLTS), and additional fuel staged and ready to be deployed, as needed. For more information about T-Mobile’s preparations ahead of the 2012 Hurricane Season, including Hurricane Isaac, and consumer tips, please read the company’s 2012 Hurricane Preparation press release.

Lindsay Morio

T-Mobile USA Media Relations

425-383-4002

mediarelations@t-mobile.com

About T-Mobile USA:

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.