How to Stop or Block a Caller on an iPhone

Written by joy uyeno
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How to Stop or Block a Caller on an iPhone
The blocking feature for the iPhone is also AT&T;'s parental control feature. (teen on the cell phone image by Alexey Klementiev from

Stop annoying unwanted calls to your iPhone by installing a simple feature called Smart Limits. As of December 2010, AT&T is the only service provider for the iPhone, and to block calls to your iPhone you must log into your online account information. Although the Smart Limits feature is advertised as a parental control, it's AT&T's method for blocking unwanted callers as well.

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  1. 1

    Log into your AT&T account using the number to your iPhone and your password. When the website logs into your account information, click on the "Manage Features" link under the "Quick Links" list.

  2. 2

    When the "Manage Features" page loads, scroll down to the "Smart Solutions" category and select "Smart Limits for Wireless Parental Controls." Scroll to the bottom of the page and click "Next."

  3. 3

    Select the date that you would like to begin blocking calls. Click "Next" and you will be taken to a page confirming that you are adding the Smart Limits feature to your plan. Click "Submit" and you will be taken to a page where you may list the numbers you would like blocked from calling you.

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