What Happens When You Dial *77? How to Block Anonymous Calls on Landlines

Learn what dialing *77 does to activate Anonymous Call Rejection on landlines and how it helps reduce unwanted anonymous calls.

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Dialing *77 activates Anonymous Call Rejection service on landlines in some areas, preventing calls from numbers that choose not to display their caller ID. However, its availability and the exact code might differ based on your location and service provider. It's crucial to check with your local telephone company for the specific features and codes applicable to your area. Remember, this feature doesn’t block all unwanted calls, but it can significantly reduce the number of anonymous calls you receive.

FAQs & Answers

  1. What does dialing *77 do on my phone? Dialing *77 activates the Anonymous Call Rejection service on landlines, which blocks calls from numbers that withhold their caller ID.
  2. Is the *77 code available everywhere? No, the availability and access code for Anonymous Call Rejection can vary by region and service provider, so it's best to check with your local telephone company.
  3. Will dialing *77 block all unwanted calls? No, *77 only blocks calls from anonymous numbers without caller ID, but it does not block all types of unwanted or spam calls.
  4. How can I deactivate the Anonymous Call Rejection service after dialing *77? To deactivate the service, you typically dial *87, but confirmation with your service provider is recommended since codes may vary.

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For more tips on managing phone calls and blocking unwanted numbers, check out our related videos on Caller ID features and advanced call blocking options available for both landlines and mobile phones.

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