Add a line to your account

    Adding a line to your account is easy and we'll show you how. Keep in mind, only Primary Account Holders can add lines to the account and the account will need to be current.

     

    To add a line to your account from your mobile device or a computer:

     

    1. Log in to My T-Mobile.
    2. Select SHOP.
    3. Select ADD A LINE and follow the on-screen instructions.

     

    Related pages

     

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