<P> T - Mobile US traces its roots to the 1994 establishment of VoiceStream Wireless PCS as a subsidiary of Western Wireless Corporation . Spun off from parent Western Wireless on May 3 , 1999 , VoiceStream Wireless was purchased by Deutsche Telekom AG in 2001 for $35 billion and renamed T - Mobile USA , Inc. in July , 2002 . In 2013 , T - Mobile and MetroPCS finalized a merger of the two companies . The two companies began trading as T - Mobile US . </P>
<P> T - Mobile US traces its roots to the 1994 establishment of VoiceStream Wireless PCS as a subsidiary of Western Wireless Corporation . Spun off from parent Western Wireless on May 3 , 1999 , VoiceStream Wireless was purchased by Deutsche Telekom AG in 2001 for $35 billion and renamed T - Mobile USA , Inc. in July , 2002 . In 2013 , T - Mobile and MetroPCS finalized a merger of the two companies . The two companies began trading as T - Mobile US . </P>
what was t-mobile called before it was t-mobile
what was t-mobile called before it was t-mobile
VoiceStream Wireless PCS
VoiceStream Wireless PCS