T-Mobile US, the combined company resulting from the recently completed combination of MetroPCS Communications (MetroPCS) and T-Mobile USA has reported first quarter 2013 results and announced the first positive branded customer growth in four years. Among other things, the iPhone has been a hit for the company.

T-Mobile USA (www.t-mobile.com) reported 3,000 branded net customer additions for the quarter, resulting from a 61% year-over-year improvement in branded postpaid net customer losses due primarily to improved branded postpaid churn performance, combined with branded prepaid customer growth.

On March 26, 2013, T-Mobile USA launched the Un-carrier value proposition by introducing its “Simple Choice” service plan. On April 12, 2013, T-Mobile USA began selling the iPhone at all company-owned stores in combination with the new Simple Choice service plan. To date the company has sold approximately 500,000 iPhone5’s to new and existing customers.