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Activate T-Mobile Prepaid service
  1. Gather the items you'll need to activate service:
    • Your phone's serial number (sometimes referred to as IMEI). To find your phone's serial number, dial *#06# and then send the call.
    • Prepaid SIM card (If you're using an iPhone, the SIM card is already in your phone.)
  2. Click the link to set up and activate your T-Mobile phone now.
  3. Contact us​ if you need assistance.
Switch to Magenta (postpaid) service

For our latest postpaid plans, read about Magenta. When you switch to a postpaid plan, you can:

  • Choose from one of our latest phones or devices.
  • Finance your new phone through our Equipment Installment Plan (EIP).
  • Sign up for JUMP!™ which lets you upgrade your phone without any hassle, while also helping to protect your phone in the event of damage, mechanical or electrical breakdown, loss, or theft.
  • Having a postpaid monthly account will be a different experience than prepaid. Here are some things to keep in mind:
    • Credit check: To get the ball rolling, a credit check is required. All customers who sign up for Magenta go through this process.
    • Deposit: You may need to make a deposit before your new monthly plan can be activated.
    • Phone number: You can transfer (port) your current mobile number to your new monthly plan account, or you can start fresh with a new number.

Keep your phone or upgrade

When switching to a monthly postpaid account, you have a couple of options regarding your phone:

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