T-Mobile US, Inc. — Director's Dealing 2011

May 9, 2011

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: METROPCS COMMUNICATIONS INC (PCS)
CIK: 0001283699
Period of Report: 2011-05-05

Reporting Person: MADISON DEARBORN PARTNERS IV LP (10% Owner)
Reporting Person: MADISON DEARBORN CAPITAL PARTNERS IV LP (10% Owner)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2011-05-05	Common Stock	S	8000000	$17.71	Disposed	30568184	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	8628	Direct

Footnotes

F1: Madison Dearborn Partners IV, LP. ("MDP IV") is the general partner of Madison Dearborn Capital Partners IV, L.P. ("MDCP"). John A. Canning, Jr., Paul J. Finnegan and Samuel M. Mencoff are the sole members of a limited partner committee of MDP IV that has the power, acting by majority vote, to vote or dispose of the securities directly held by MDCP or MDP IV. Messers. Canning, Finnegan and Mencoff each hereby disclaims any beneficial ownership of any securities directly held by MDP IV and/or MDCP. Mr. Perry is a limited partner of MDP IV. Mr. Perry hereby disclaims any beneficial ownership of any securities directly held by MDP IV and/or MDCP, except to the extent of his pecuniary interest therein. (Continued in footnote 2).

F2: Except with respect to securities directly held by each reporting person, each such reporting person disclaims beneficial ownership of the reported securities except to the extent of its pecuniary interest therein, and this report shall not be deemed an admission that such reporting person is the beneficial owner of such securities for purposes of Section 16 of the Exchange Act or for any other purpose.

F3: These securities are held directly by MDCP.

F4: These securities are held directly by MDP IV, and are not beneficially owned by MDCP.