Add a line to your account

    Learn how to add a line to your monthly account on My T-Mobile. 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 on My T-Mobile:

     

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

     

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