Showing Content for | Change your ZIP Code

Enter another ZIP to see info from a different area. X | `>`

!We can't find that ZIP Code. Try again.

Activate and use your device

Learn how to get your device up and running on our network. It can be one you bought from us or a compatible and unlocked device you already own.


INSTRUCTIONS & INFO

Set up and activate your device’s SIM card or eSIM

Activate your SIM card online
Make sure there’s a SIM card in your device before you try to sign it up on our network. It’s best to use the SIM card that came with your new device or order a new one.
  1. Go to activate your device.
  2. Select the option for AT&T WIRELESS or AT&T PREPAIDSM.
  3. Enter the requested info and select Continue.
  4. Follow the prompts to finish.
If you have AT&T PREPAID and don’t want to activate online, call us at 800.901.9878.

Activate an eSIM if you have a dual-SIM device
Heads up: If you’re bringing a dual-SIM device to AT&T, an eSIM won’t transfer.

Have an AT&T PREPAID plan? Contact us to activate your eSIM.

For AT&T WIRELESS, make sure the eSIM is on an active wireless plan, then download it over Wi-Fi®.
  1. Go to your phone settings.
  2. Tap one of the following (what you see depends on the device):
    • AT&T Cellular Plan Ready to be Installed, then Continue
    • Cellular, then Add a Plan
Have a QR code printed on an AT&T eSIM card? Follow these steps.

Transfer your phone’s info

It’s a snap to transfer your contacts, photos, and videos to your new phone.
Quick answer
FREQUENTLY ASKED QUESTIONS

Can I set up a phone or data device if I didn’t buy it from AT&T?

How do I know if my new device or SIM card works on the AT&T network?

How do I activate an eSIM for my iPhone XS and newer models?

loading...

loading...

loading...

loading...