The carrier added a total of 1.3 million postpaid users to its data pipe during the period.
During the same quarter,AT&T added 928,000postpaid phone customers while Verizon added 429,000 postpaid phone users.
All told, the carrier touts that it now has nearly 107 million customers.
It touts that the average download speeds on its midband connection is now at 400Mbps.
As for the financials, T-Mobile reported revenues of $19.6 billion with a diluted earnings-per-share of 55 cents.
Analysts, as polled byYahoo Finance, expected revenues of $20.18 billion and an EPS of 52 cents.