How Do You Activate Your T-Mobile Prepaid Cell Phone?


Quick Answer

Prepaid phone owners may activate their new devices on the T-Mobile website or by calling 844-730-5912. Charge the battery fully, and insert the SIM card into the phone before activating it.

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Full Answer

The SIM card number, phone serial number and activation code from the phone's instruction booklet are required for activation. Customers who have lost their activation code must call T-Mobile from the new phone to request another code. Enter the required phone and personal information, and choose a service plan. Enter a credit card or checking account number to fund the new T-Mobile account, and finalize the activation process. To start using the phone, add credit.

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