Add a line to your account

    Learn how to add a line to your monthly account on My T-Mobile. Only Primary Account Holders can add lines to the account. Keep in mind, the account will also need to be current.

     

     

    To add a line to your account on My T-Mobile:

     

    1. Log in to My T-Mobile.
    2. Click SHOP.
    3. Click the Add a line button and follow the on-screen instructions.
      Add a line to your T-Mobile account

     

     

     

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