What Happens When You Block a Number on Your Phone?

Learn what occurs when you block a number, including call and text restrictions and carrier variations.

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When you block a number, calls and texts from that number won't reach you. The sender might hear a message that the number is unavailable, but this varies by carrier. Blocking a number also prevents that contact from interacting with you on certain messaging apps.

FAQs & Answers

  1. Will a blocked number know if I blocked them? Typically, the blocked number does not receive a notification that they have been blocked. They may hear a message like the number is unavailable, but this varies by carrier.
  2. Can blocked numbers send me texts or calls? No, calls and texts from a blocked number will not reach you once the number is blocked.
  3. Does blocking a number also block them on messaging apps? Blocking a number often prevents that contact from interacting with you on certain messaging apps, but this depends on the specific app.