How To Activate a AT&T Phone

How To Activate a AT&T Phone

What is AT&T Phone?

AT&T Inc. is an American multinational telecommunications holding company headquartered at Whitacre Tower in Downtown Dallas, Texas. It is the world’s third-largest telecommunications company by revenue and the largest wireless carrier in the United States.

How To Activate a AT&T Phone

  1. Go to Device Support.
  2. Choose your device.
  3. Scroll to Getting started and select Hardware & phone details.
  4. Choose Insert or remove SIM card and follow the steps.

Frequently Asked Questions

Can I activate an ATT phone online?

You’ll need to visit our AT&T activation portal online in order to activate your device with us. You have options to choose whether you need to activate a device or SIM card.

How do I activate my AT&T prepaid phone online?

Activate online

Go to, then under AT&T PREPAID select Activate your device and follow the prompts.

How do I activate an old AT&T phone?

Reactivate wireless service

  1. Go to your myAT&T account overview. Sign in, if asked.
  2. Scroll to My devices and select the device you want to unsuspend.
  3. Select Manage device & features and then See device options, if prompted.
  4. Choose Reactivate.
  5. Follow the prompts to reactivate the service on your device.

Can I activate a phone myself?

Although the specific steps vary from device to device, generally, you need to insert the SIM card, power on the device, and follow the on-screen prompts to set it up. If you are activating a new phone, you may also need to activate the SIM card with your carrier.

How much does it cost to activate an AT&T phone?


AT&T PHONE Fee Schedule (Consumer)

FeeAT&T Phone
Non-Return Equipment Fee$150
Activation Fee$35
Installation FeeUp to $99
Service Repair Dispatch Fee$99

What is the number for AT&T device activation?

For assistance in activating service on the new device and transferring the number, please call 800.331. 0500 or scroll down for Chat Live on the Contact Us page.

How do I activate my AT&T eSIM?

If you just received your eSIM device, activating it is really easy.

  1. Make sure your device is connected to Wi-Fi or cellular service.
  2. Go to Settings, then select ‘AT&T plan ready to be installed’.
  3. Select Continue.
  4. Your eSIM will now download and install.

Does AT&T have free activation?

Please know that the activation fee of $30 is applied when activating a new line of service or upgrading your device. The fee can be waived if you have an eligible employee discount through your employer that includes the waiver.

How long does it take for AT&T to activate a new phone?

If you have already accepted Terms and Conditions, AT&T may activate for you within 7 days of shipment. You may use our Guide To Activation to activate your device. We hope this information is helpful!

Does AT&T refund activation fee?

If you’re canceling within three days of activation, AT&T will refund the activation fee. If you’re making installment-plan payments for a device, you’ll owe the remaining balance at the time of cancellation.