T-MOBILE NAMED TO ETHISPHERE’S 2012 WORLD’S MOST ETHICAL COMPANIES LIST FOR FOURTH YEAR IN A ROW

March 15, 2012

BELLEVUE, Wash. — Mar. 16, 2012

T-Mobile USA, Inc. was today recognized by the Ethisphere Institute, the leading business ethics think-tank, as one of the 2012 World’s Most Ethical Companies, which marks the fourth consecutive year that T-Mobile has received this distinction. Out of a record number of nominations for the award, T-Mobile secured a hard-earned spot on the list by implementing and maintaining upstanding business practices and initiatives that are instrumental to the company’s success, benefit the community and raise the bar for ethical standards of conduct within the industry.

“At T-Mobile, our employees go above and beyond to display company values and demonstrate leadership in practicing ethics, which is why it’s an honor to be named, for the fourth year in a row, as one of Ethisphere’s 2012 World’s Most Ethical Companies,” said Dave Miller, Chief Legal Officer, T-Mobile USA. “We are proud of this award because it sets us apart from our competitors as an industry leader and an employer of choice.”

Ethisphere reviewed hundreds of companies and evaluated a record number of applications utilizing its propriety methodology through in-depth research and multi-step analysis, naming the companies that surpassed their industry peers to this year's World's Most Ethical Companies list. The 2012 list features companies in more than three dozen industries, including 40 companies headquartered outside the United States. Companies on this year's list include Starbucks, Microsoft, and Intel, with other winners including Xerox, GE, Ford, eBay, and American Express.

“A strong ethical foundation is a competitive advantage, and T-Mobile recognizes the important role corporate responsibility plays in improving its bottom line,” said Alex Brigham, executive director of the Ethisphere Institute. “As more and more organizations strive for this honor each year, T-Mobile’s inclusion as a World’s Most Ethical Company for 2012 demonstrates its industry-leading commitment to ethics and dedication to integrity.”

Read about the methodology and view the complete list of the 2012 World’s Most Ethical Companies at http://www.ethisphere.com/wme.

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 fourth quarter of 2011, approximately 129 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. 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