T-Mobile USA, the U.S. wireless unit of Deutsche Telekom AG (DTE), said subscriber numbers and customer loyalty improved in the first quarter as it cut prices and prepared to offer the iPhone.
T-Mobile’s plan to start selling Apple Inc.’s smartphone April 12 helped slow the defection rate of contract customers to 1.9 percent a month from 2.5 percent in the fourth quarter. according to preliminary results released today. The lower churn, or customer exodus rate, also slowed contract customer losses for the T-Mobile brand in....