Company:  T-MOBILE US, INC. (TMUS)
Form Type:  10-Q
Filing Date:  5/1/2014 
CIK:  0001283699 
Address:  12920 SE 38TH STREET 
City, State, Zip:  BELLEVUE, Washington 98006 
Telephone:  800-318-9270 
Fiscal Year:  12/31 
Last Trade
Last Trade: 
-0.54 (-1.80%)  
Trade Time: 
Jan 29  
Market Cap: 
Description of Business
In this Annual Report on Form 10-K (�Form 10-K� or �Report�), unless the context indicates otherwise, references to �T-Mobile�, �T-Mobile US�, �our Company�, �the Company�, �we�, �our�, and �us� refer to T-Mobile US, Inc., a Delaware corporation, and its wholly-owned subsidiaries. T-Mobile US, Inc. was originally incorporated as MetroPCS Communications, Inc. (�MetroPCS�) in the State of Delaware in 2004. In connection with the business combination, described below, our name was changed to �T-Mobile US, Inc.� on April 30, 2013. Our principal operating subsidiary, T-Mobile USA, Inc. (�T-Mobile USA�) was formed in 1994 as VoiceStream Wireless PCS (�VoiceStream�), a subsidiary of Western Wireless Corporation (�Western Wireless�). VoiceStream was spun off from Western Wireless in May 1999, acquired by Deutsche Telekom AG (�Deutsche Telekom�) on May 31, 2001 and renamed T-Mobile USA, Inc. in July 2002.
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  FORM 10-Q
        CASH FLOW
        Notes to the Condensed Consolidated Financial Statements
          Note 8 - Subsequent Events
      Item 2. Management's Discussion and Analysis of Financial ...
      Item 3. Quantitative and Qualitative Disclosures About ...
      Item 4. Controls and Procedures
      Item 1. Legal Proceedings
      Item 1A. Risk Factors
      Item 2. Unregistered Sales of Equity Securities and Use of ...
      Item 3. Defaults Upon Senior Securities
      Item 4. Mine Safety Disclosures
      Item 5. Other Information
      Item 6. Exhibits
  EXHIBIT 10.7
  EXHIBIT 31.1
    Certifications of Chief Executive Officer Pursuant to ...
  EXHIBIT 31.2
    Certifications of Chief Financial Officer Pursuant to ...
  EXHIBIT 32.1
    Certification of Chief Executive Officer Pursuant to Section ...
  EXHIBIT 32.2
    Certification of Chief Financial Officer Pursuant to Section ...