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- Support
- Wireless
- Upgrades, orders & installment plans
- Bring your own device or number
- Add a line or device to an AT&T account
Add a line or device to an AT&T account
Learn how to get service for either a new AT&T device or one you bought elsewhere.
For a new AT&T device
- Go to Shop smartphones, devices, and accessories.
- 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.
- 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, be 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 EliteSM, ExtraSM, or StarterSM 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.
For a device you bought elsewhere
Before you begin
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
- Find out if your device will work on our network
- Make sure you have an 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.
- Go to your myAT&T account overview.
- Select Manage my wireless under My wireless.
- Choose Add a device.
- Find "Bring your own device" and select Get started.
- Follow the prompts to order a new AT&T SIM card.
- 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
Last updated: April 15, 2021
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