Comcast’s free opt-out form stops Xfinity ads to your address. No account needed.
How to stop it
- Open Comcast’s Request to Opt Out form.
- Choose Do Not Mail. Do Not Call and Do Not Knock are there too.
- Enter your name and full address, including any apartment number, and submit.
What to expect
- Comcast doesn’t give a timeline. Mail already printed will still arrive.
- Customers keep getting bills and account notices.
- Still arriving after about 12 weeks? Submit again and screenshot the confirmation.
Sources
Xfinity, Your Privacy Choices; Comcast, Request to Opt Out. Last checked October 29, 2026.
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Or let us handle it
Mailbox Zero spots senders like Xfinity in your free USPS Informed Delivery preview and asks you once. Say yes and we file the request, then check that the mail actually stopped.
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Mailbox Zero is independent and not affiliated with Comcast, Xfinity or the U.S. Postal Service.
