What Does No Caller ID Mean? What To Do?

By Srikanth
7 Min Read
What Does No Caller ID Mean? What To Do? 1

Have you ever answered your phone when the display reads “No Caller ID”? It could be a source of annoyance and more if such perplexing calls persist. Worry not when you are here titled ‘What Does No Caller ID Mean? What To Do When You Receive a Call Showing “No Caller ID”?’, as we are here to ease this situation and provide guidance on how to handle calls that appear as “No Caller ID.”


Distinguishing No Caller ID from Unknown Caller

Before we move into solutions, let us clear up some terminology. “No Caller ID” and “Unknown Caller” may seem similar, but they are not the same.

No Caller ID means the caller intentionally hid their number from you. It is something intentialy done by the caller due to various undisclosed reasons. Unknown Caller on the other hand means the Caller ID was provided but not recognized by the carrier, network or device. Understanding this distinction is essential as it impacts how you deal with these calls.

Taking Control by Blocking No Caller ID Calls Automatically

Tired of those hidden Caller IDs ruining your day? The good news is you can block them automatically on both Android and iOS devices. Yes, and below are the procedures for doing it:

For Android Users

• Open your phone app.
• Tap the three vertical dots on the top right side.
• Select “Settings.”
• Choose “Block numbers.”
• Switch on “Block unknown callers.”
• Now, any call from a blocked Caller ID won’t disturb your peace.

For iPhone Users (iOS 13 or later)

• Go to Settings on your phone.
• Scroll to the Phone option and tap it.
• Find “Silence Unknown Callers” and toggle it on.
• By enabling this feature, your phone will automatically block calls without a Caller ID. Just be mindful that it may also affect legitimate calls, so don’t forget to check your voicemails and missed calls.

Block Your Outgoing Caller ID

To keep your phone number private during calls, you can use a straightforward method. Just dial *67 before entering the recipient’s phone number. This action instructs your mobile service provider not to reveal your Caller ID information. For instance, you can dial *67-800-123-4567 to implement this feature.

Frequently Asked Questions

  1. Can you find out a No Caller ID number?
    Sadly, if someone intentionally hides their number, there is no way to find out who it is.
  2. What does 57 do on a phone?
    By dialing *57, you can help identify harmful callers. It records information about a call without a Caller ID, which can be useful for law enforcement.
  3. How do you call a blocked ID back?
    You can’t call back a hidden ID number. You need to wait for them to call you back if you miss their call.
  4. Will your telephone provider reveal an Unknown Caller’s ID?
    Your carrier cannot share another user’s information unless you prove you are in danger or threatened. You may need evidence for it and probably even require a police report.

The Elusive World of No Caller ID Calls

We discussed about handling calls without Caller ID, but it is important to know why people use it. This is important. Some use it to keep their privacy or avoid unwanted calls, while others including telemarketers, scammers and pranksters use it for different purposes.

Telemarketers may block their Caller ID to avoid your potential rejection, making it harder to identify and block them. Scammers often use No Caller ID to remain anonymous while attempting to deceive you into revealing sensitive information or sending money.

Pranksters may practice the same for harmless fun, but it can still be quite annoying. Therefore, it is crucial to know how to handle such calls and protect yourself.

Going Beyond Call Blocking

Taking steps to protect your privacy and peace of mind goes beyond just blocking No Caller ID calls. There are additional measures that you can consider:

  1. If you receive a No Caller ID call that raises suspicion, report it to your phone carrier and the appropriate authorities. They can investigate and take action if necessary.
  2. Explore the use of call screening apps available for both Android and iOS. These apps can help identify and filter out unwanted calls, including those from hidden Caller IDs.
  3. Keep yourself informed about common phone scams and how to recognize them. Awareness is your first line of defense against scammers.
  4. Never share personal or financial information with callers who refuse to identify themselves.


This article, “What Does No Caller ID Mean? What To Do When You Receive a Call Showing ‘No Caller ID’,” provides clear insights into dealing with calls that display “No Caller ID.” It distinguishes between this category and “Unknown Caller” to help users understand and address such calls effectively. The article has offered step-by-step instructions for automatically blocking No Caller ID calls on Android and iOS devices, ensuring users can regain control over their phone experience. It also introduces the option of blocking outgoing Caller ID using *67 for added privacy during calls.

Additionally, the article highlights the motivations behind using No Caller ID, including privacy concerns and the tactics employed by telemarketers, scammers and pranksters. It encourages users to report suspicious calls, explore call screening apps, stay informed about common phone scams and avoid sharing personal or financial information with unidentified callers. In essence, this concise guide equips readers with practical knowledge to navigate the world of No Caller ID calls while safeguarding their phone privacy and security.

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