Confirm your email address or recheck by official comcast agent at 1-866-202-8156, In order to send you email updates, we need your correct email address. If you're not hearing from us, check that your email address is entered correctly. To confirm your contact information call comcast 1-866-202-8156 Toll-free or go to your Xfinity Mobile account and click on Service Settings > Edit Contact Information.
