Add a line or device to an AT&T account

1. Go to Shop smartphones, devices, and accessories.
2. Select your device.
   • If you want to trade in your device, select Trade in to start the process online.
   • We strongly suggest you add device protection to insure your new phone or tablet against damage or loss.
3. Follow the prompts to either add the device to your current plan or select a new plan.

Heads up:

• If you have an installment plan, make sure you meet your plan’s eligibility requirements before trading in your smartphone. Learn about trade-in requirements
• If you choose a 5G phone but aren't on an AT&T Unlimited Elite^SM, Extra^SM, or Starter^SM plan, switch to an unlimited plan where all plans have 5G access¹. View unlimited plans
• If you’re transferring your number from another provider, see if it’s eligible to transfer.

Before you begin

• Find out if your device will work on our network
• Make sure your device is unlocked device. Not sure how to unlock your device? Contact your current provider or the device manufacturer.
• Want to keep your phone number? See if it’s eligible to transfer. If it isn’t, check with your current provider.

Add the device to your account

1. Go to your myAT&T account overview.
2. Select Manage my wireless under My wireless.
3. Choose Add a device.
4. Find "Bring your own device" and select Get started.
5. Follow the prompts to order a new AT&T SIM card.

After you add your device

• Compare AT&T Wireless plans to see if you want to change plans
• Activate your device’s SIM card or eSIM
• Transfer your contacts and content

Good to know: Phone numbers from another provider will transfer in 1-3 business hours if you start the process in one of our stores. Transfers can take 3-5 business days if you order your new phone or SIM card online or over the phone. If you’re transferring a non-wireless number, it’ll take a minimum of 5-7 business days. Check the status of your transfer

See all important details