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Find or change your Xfinity ID

Your Xfinity username is part of your Xfinity ID, which you can use to sign in. It's also your @comcast.net email handle.

Find your Xfinity ID

Forgot your Xfinity ID? Your Xfinity ID is your email, mobile phone number or username. If you don’t know your Xfinity ID, use xfinity.com, the Xfinity app, the Xfinity My Account app or your Xfinity X1 TV Box to find it.

You can also check out the Xfinity ID lookup tool or reset your Xfinity password.

Change your Xfinity username

You can change your Xfinity username at any time on the xfinity.com website. However, your old Xfinity username can’t be used again.

If you don’t need instructions, go to Account and Identity on xfinity.com.

  1. Sign in to xfinity.com.
  2. Click the Account icon and then click Account and Identity.
    Screenshot of the account information available. A vertical list is displayed and Account and Identity is second from the top.

  3. Under Your Information, click Xfinity ID and Security.
    Screenshot of the Account and identity page where your information is displayed. Beneath that is the Xfinity ID and Security option.

  4. In the Your Information section, click Comcast email. 
    Close-up screenshot of the Comcast email section where you can fill in your email information.

  5. Click Change email and username.
    Screenshot of the Email page where your Comcast email information is displayed. The option to change email and username is the second line from the bottom, next to an icon of a pencil.

  6. Confirm the password and enter the new Xfinity username in the New username box, then click Save.
    Screenshot of the Update Your Xfinity Username page. Once you opt to change your username, you will be prompted to confirm your password in the top field and input your new username in the field below.

  7. A confirmation message will appear.

Find your Xfinity ID using the Xfinity App

To find your Xfinity ID in the Xfinity app:

  1. Sign in to the Xfinity app on your mobile phone. 
  2. Tap the Account tab at the bottom right of the app.
  3. Tap Account settings.
    Screenshot of the Account settings page. Account information is displayed here in a list, including the account holder's name, account settings, and your activity. There is also updated payment processing and plan information at a glance.

  4. Tap Xfinity ID and security.
    Screenshot of the Account and identity information. Your information is at the top. Account details is at the bottom.

  5. Your Xfinity ID is under the Personal Information section.
    Screenshot of Xfinity ID account information. Personal information is listed at the top and the security section is at the bottom.

    • Note: You can use your mobile number, personal email or Comcast email as your Xfinity ID.

Find your Xfinity ID with the Xfinity Voice Remote

Say “Xfinity ID” or “Username” into your Xfinity Voice Remote to find the primary user's Xfinity ID on your X1 TV box. Secondary users can find their Xfinity ID on xfinity.com or the Xfinity app.

My Account app

Note: The Xfinity My Account app is going away soon. Switch to the Xfinity app by downloading it free from Google Play or the App Store, or texting "APP" to 266278.

To find your Xfinity ID in the My Account app:

  1. Sign in to the Xfinity My Account app on your mobile phone.
  2. In Account Information, your username can be found underneath your name.
    Screenshot of account overview. There is a chat option at the top, account information listed in the middle, in addition to any existing autopay schedule.

Notes:

Additional information

Visit our Online Support Center to find common solutions and self-help options, troubleshoot or manage your account and more.

The easiest way to manage and troubleshoot your Xfinity experience is with the Xfinity app! Download it for free from Google Play or the App Store, or text "APP" to 266278.

Have a quick question? Ask Xfinity Assistant.

Need additional support from us? Chat with an agent.

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