UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, DC 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of the

Securities Exchange Act of 1934

Date of report (Date of earliest event reported): February 14, 2017

T-MOBILE US, INC.

(Exact Name of Registrant as Specified in Charter)

DELAWARE	1-33409	20-0836269
(State or other jurisdiction	(Commission File Number)	(I.R.S. Employer
of incorporation or organization)		Identification No.)

12920 SE 38th Street
Bellevue, Washington	98006-1350
(Address of principal executive offices)	(Zip Code)

Registrant’s telephone number, including area code: (425) 378-4000

(Former Name or Former Address, if Changed Since Last Report):

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

¨ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

¨ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

¨ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

¨ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Item 2.02 — Results of Operations and Financial Condition

On February 14, 2017, T-Mobile US, Inc. issued a press release announcing the financial and operating results for T-Mobile US, Inc. for the quarter and year ended December 31, 2016. The text of the press release and accompanying financial information are attached as exhibits and incorporated herein by reference.

Item 9.01 — Financial Statements and Exhibits

The following exhibits are furnished as part of this report:

(d) Exhibits:

Exhibit	Description
99.1	Press release, dated February 14, 2017, entitled "T-Mobile Separates Itself from the Competition for a Third Straight Year, Best Customer Growth and Revenue Growth in the Industry"
99.2	Investor Factbook of T-Mobile US, Inc. Fourth Quarter and Full-Year 2016 Results

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

	T-MOBILE US, INC.
February 14, 2017	/s/ J. Braxton Carter
	J. Braxton Carter Executive Vice President and Chief Financial Officer

EXHIBIT INDEX

Exhibit	Description
99.1	Press release, dated February 14, 2017, entitled "T-Mobile Separates Itself from the Competition for a Third Straight Year, Best Customer Growth and Revenue Growth in the Industry"
99.2	Investor Factbook of T-Mobile US, Inc. Fourth Quarter and Full-Year 2016 Results