Check your device compatibility

Bring your own device to AT&T. Order a SIM card and transfer a device to AT&T or add it to your existing account. Be sure your device is unlocked if you are transferring from another carrier.
 

To see if your device works on the AT&T network, enter your device and brand, or the IMEI number below.

For help finding your device’s IMEI, simply select your device and brand, choose your device from the results, and then click Continue.

Device

Brand

OR

If you know your device IMEI, enter it here:

IMEI number (15 digits)

Can’t find your IMEI number? Don’t worry, we can help.

Introducing the new AT&T Unlimited Data Plans

 

Endless entertainment with our best deals ever on unlimited plans. See the Unlimited Data Plans page to learn more and select a plan that’s right for you.

For data only devices, check out DataConnect plans.

Quick facts

Yes, you can activate Essential Phones on the AT&T Network. Be sure the Phone is unlocked if you are transferring from another carrier. The SIM is free, just pick a plan that works for you. Find out more at https://www.att.com/plans/essential-phone.html.

Yes, you can activate Google Pixel phones on the AT&T Network. Be sure Pixel is unlocked if you are transferring from another carrier. The SIM is free, just pick a plan that works for you. Find out more: https://www.att.com/plans/google-pixel.html

To check your vehicle’s compatibility and to activate the mobile hotspot, visit att.com/connectedcar.

To use data services on the AT&T network with a device from another carrier or purchased directly from the manufacturer, you may need to program the data settings. If you are using an AT&T branded device, it should already be programmed with the correct settings. For a step-by-step guide to changing your data connection settings, please visit our Programming non-AT&T devices article.

Once you have an AT&T SIM and have activated the AT&T SIM card, you can put it in any compatible, unlocked GSM device you choose.

Yes, you add a line by logging in to your account and adding a SIM, plan, and services.

Your new SIM card will be sent to you by mail and arrives ready to use. All you have to do is insert it in your phone or tablet, and you're ready to go.

To find out if your device uses a SIM card, a micro-SIM card, or a nano-SIM card, enter your device and brand, or the IMEI number, above. All versions of the iPhone® 5 use a nano-SIM card. iPhone 4/4S uses a micro-SIM. Most 4G LTE Android® phones use a micro-SIM.

A SIM card is a microchip that inserts into a compatible mobile device. It identifies you and connects you to the mobile network.