Forum Discussion
Online account access
Spent hours yesterday in 3 different departments trying to set up "T-Mobile ID" so I could log in and see the bill, which the original salesperson lied about. Somehow, through this forum, finally tri...
Your modem is assigned a TMO cell number, as it can send/receive text messages on their network.
Should already be assigned to your account, and should have been sent to you in one of their welcome emails when it all got set up. May want to look in your Spam or Junk folders just in case it got filtered.
Mine was noted fairly prominently in my "Your account has been activated" email notice.
