It's quick and easy to sign in, then get to the content you want.
Sign in at xfinity.com
To sign in to your XFINITY Internet account, visit www.xfinity.com and click the blue SIGN IN button on the left of the page, or click the Sign In link in the top right-hand corner of the page.
Looking up your user name
If you can't remember your user name, use our lookup tool. You’ll need to enter your account number or last 4 digits of your Social Security Number. You’ll also need to provide the phone number associated with your account.