T-Mobile says it added 5M+ net customers in 2017, with 1.9M net customers in Q4, bringing total to nearly 72.6M by the year's end Arjun Panchadar / Reuters : Reuters 2018-01-10 Arjun Panchadar 1.9M, Reuters, T-Mobile, Arjun Panchadar Related Coverage T-Mobile adds 5.7 million net customers in 2017, 1.9 million in Q4 ZDNet