Bring your phone to T‑Mobile.

It’s easy and affordable to switch. Simply follow the steps below and use our IMEI checker to make sure your phone can give you a great network experience.

How to bring your phone & number:

1. Make sure your phone is unlocked.

All phones must be unlocked prior to switching. To ensure that your phone is unlocked, check with your carrier.

Check your warranty and contract with your carrier to see what conditions apply to unlocking your device.

2. Get a T-Mobile SIM

Once your new SIM card arrives, call us to transfer your number.

Get started

Check compatibility with your phone's IMEI.

Every phone has a unique IMEI number—15 digits that tells you the make, model, and if it’s ready to use our network. Most phones are compatible.

IMEI STATUS CHECK: Dial *#06# to get your phone's IMEI, or find it in phone settings.

Find your IMEI number in your phone's settings.

Good news!

You should have a great experience using your own phone with T-Mobile—it has features that typically perform well on our network.

Here are your results:

The phone is missing some of the key features that provide a great experience on the T-Mobile network.

Here are your results:

This phone does not have the key features needed for use on our network.

Here are your results:

We are not able to determine your phone’s compatibility with our network.

Here are your results:

We are unable to check your device’s compatibility at this time. Please try again later.

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Device Name Not Available
IMEI: {{vm.byodCheckResModel.IMEI}}
  • It's well equipped to take advantage of our network technology, like Extended Range LTE and VoLTE. Tell Me More
  • Your device's outstanding balance needs to be paid before this device can be used with T-Mobile. Please call Customer Care to resolve.
  • This phone is unlocked and ready to use on the T-Mobile network.
  • This phone is locked to the {{vm.byodCheckResModel.CarrierName}}. To bring this phone to T-Mobile, you'll need to contact {{vm.byodCheckResModel.CarrierName}} customer service and request unlocking.
  • This phone is not blocked—it’s ready to use on the T-Mobile network.
  • This phone is blocked. Contact {{vm.byodCheckResModel.CarrierName}} for the phone’s status.
  • We are not able to tell if this phone is unlocked. Contact the original carrier to find out if your phone’s locked or visit a T-Mobile store to discover its status. We can't unlock phones from other networks.
  • This phone doesn't support one of the following technologies: Extended Range LTE or Voice over LTE.
    Tell Me More
  • Your device's outstanding balance needs to be paid before this device can be used with T-Mobile. Please call Customer Care to resolve.
  • This phone is unlocked and ready to use on the T-Mobile network.
  • This phone is locked to the {{vm.byodCheckResModel.CarrierName}}. To bring this phone to T-Mobile, you'll need to contact {{vm.byodCheckResModel.CarrierName}} Customer service and request unlocking.
  • This phone is not blocked—it’s ready to use on the T-Mobile network.
  • This phone is blocked. Contact {{vm.byodCheckResModel.CarrierName}} for the phone’s status.
  • We are not able to tell if this phone is unlocked. Contact the original carrier to find out if your phone’s locked or visit a T-Mobile store to discover its status. We can't unlock phones from other networks.
  • Your phone doesn't support Extended Range LTE or Voice over LTE technology. Tell Me More
  • Your device's outstanding balance needs to be paid before this device can be used with T-Mobile. Please call Customer Care to resolve.
  • This phone is unlocked.
  • This phone is locked to the {{vm.byodCheckResModel.CarrierName}} network.
  • This phone is not blocked.
  • This phone is blocked. Contact {{vm.byodCheckResModel.CarrierName}} for the phone’s status.
  • We are not able to tell if this phone is unlocked. Contact the original carrier to find out if your phone’s locked or visit a T-Mobile store to discover its status. We can't unlock phones from other networks.
  • Your device's outstanding balance needs to be paid before this device can be used with T-Mobile. Please call Customer Care to resolve.
  • This phone is unlocked.
  • This phone is locked to the {{vm.byodCheckResModel.CarrierName}} network.
  • This phone is not blocked.
  • This phone is blocked. Contact {{vm.byodCheckResModel.CarrierName}} for the phone’s status.

Key T-Mobile network technology

 

 

For the best experience on the T-Mobile network, you'll need a phone that supports these key technologies:

 

Extended Range LTE helps deliver blazing-fast speeds on the T-Mobile network.

Voice over LTE provides crisp, clear audio quality and helps prevent dropped calls.

 
Next Step

Get a T-Mobile SIM Starter Kit and choose a plan.

Once your phone is unlocked, get a T-Mobile SIM Starter Kit and choose a plan.

Once your phone is unlocked, get a T-Mobile SIM Starter Kit and choose a plan.

This phone is blocked. We recommend upgrading to a new T-Mobile phone for the best experience.

Once your phone is unlocked, get a T-Mobile SIM Starter Kit and choose a plan

Next Step

Once your phone is unlocked, get a T-Mobile SIM Starter Kit and choose a plan

T-Mobile cannot and does not guarantee the functionality or performance of any handsets or devices that were not sold by T-Mobile or an authorized dealer of T-Mobile (“Non-T-Mobile Devices”) for use on the T-Mobile network, or that do not have a software version sold or updated by T-Mobile (e.g., rooted devices). We are not able to test Non-T-Mobile Devices’ call quality, performance, data speed, feature compatibility, or other functionalities, so please be aware some experiences may vary greatly depending on, e.g., the settings from the customer’s original carrier. We strongly recommend that customers contact the manufacturers of their Non-T-Mobile Devices with any questions or problems regarding the functionality, operation, or performance of their Non-T-Mobile Devices.

LIMITED-TIME OFFER

See how to save up to 50%

Switch your family from AT&T or Verizon to our Essentials plan, bring your phones, and get up to $450 back to pay off each eligible device.

Get the details

Up to $450 via virtual prepaid card for eligible device payoff; allow 15 days. See full terms

See how to save up to 50%

Switch your family from AT&T or Verizon to our Essentials plan, bring your phones, and get up to $450 back to pay off each eligible device.

Limited-time offer; subject to change. Savings based on T-Mobile’s analysis of postpaid smartphone bills at AT&T and Verizon compared to Essentials with 3rd line free plus financed device payoff. Rate plan features, taxes/fees, and savings may vary. Line Free via monthly bill credits. Free new line for accounts with 2 to 11 voice lines; plus taxes & fees for accounts currently paying for a T-Mobile wireless line with additional taxes & fees. Qualifying credit and Magenta, Essentials, ONE, Simple Choice, or Business Unlimited plan required. Credits may take up to 2 bill cycles; credits will stop if you cancel any lines. Limit 1 offer per account. Device Payoff: Qualifying device, credit, service, and Verizon or AT&T port-in required. AT&T customers must unlock device before port-out; ask us how. Device balance (incl. lease purchase option) up to $450 paid by virtual prepaid MasterCard® Card (no cash access & expires in 6 months) which you can use online or in-store via accepted mobile payment apps, typically within 15 days. Tax excluded. Submit proof of balance & 90+ days in good standing with carrier within 30 days of port-in and be active and in good standing when processed; allow up to 15 days. We might ask for more information. Up to 5 lines. One offer per subscriber. T-Mobile Prepaid MasterCard Card is rebate/reimbursement or exchange on port-in; for any tax implications, consult a tax advisor. No money has been paid by you for the card. Card is issued by Sunrise Banks N.A., Member FDIC, pursuant to a license from Mastercard International Incorporated. Mastercard is a registered trademark of Mastercard International Incorporated. Use of this card constitutes acceptance of the terms and conditions stated in the Cardholder Agreement.

Need help switching?

Our Customer Care team is ready to answer any questions you may have.

Call 1-800-T-MOBILE

Take the next step.

Join T-Mobile.

Find a store Call 1-800-T-MOBILE

Find the perfect plan.

See options