What is No Caller ID? | How to Block No Caller ID?

What is No Caller ID? | How to Block No Caller ID?
What is No Caller ID? | How to Block No Caller ID?

Do you receive calls from unknown numbers that you are unable to identify? If you are concerned about receiving calls from unknown numbers, you may want to consider blocking these calls.


No Caller ID calls can be a nuisance, as they often originate from unknown or unfamiliar numbers and can be difficult to trace. 

If you are tired of receiving these types of calls, you may be wondering how to block No Caller ID calls on your phone. 

Luckily, both Android and iOS devices offer built-in tools that allow you to block these types of calls and protect your privacy. 

In this article, we will provide detailed instructions on how to block No Caller ID calls on both Android and iOS devices. 

What is No Caller ID? 

Callers can place a call without disclosing their phone numbers when using No Caller ID. The recipient’s phone will display “Unknown” or “No Caller ID” instead of the caller’s number when a call is placed without the Caller ID. Landlines and mobile phones are both capable of placing calls without caller identification.

Top 5 benefits of No Caller ID:

No Caller ID has several advantages:

  • You can also use No Caller ID to make harmless prank calls, allowing you to play a harmless prank on your friends or family without revealing your identity.
  • Keeping your phone number private is an advantage of No Caller ID, which is particularly beneficial to those who value privacy or wish to conceal their personal number.
  • The blocking of your phone number prevents unauthorized parties from gaining access to your personal information.
  • Using No Caller ID in a professional setting can also be beneficial, as it allows users to make calls without revealing their personal contact information.

Why block No Caller ID? 

There are a few reasons why you might want to block No Caller ID calls. For example:


  • You should block No Caller ID calls in order to protect your privacy. You will be prevented from receiving calls from unknown numbers when you block No Caller ID calls.
  • Many spam calls are placed without any identification of the caller, so blocking such calls will reduce the number of unwanted calls you receive.
  • Whenever you receive calls without caller identification, you should block these calls in order to protect yourself from harassing or threatening calls.

How to Block No Caller ID?

The following are some general steps to block No Caller ID calls on a phone, depending on the type of phone and carrier you have:

Check with your carrier:

The majority of carriers offer a service that prevents No Caller ID calls. You should contact your carrier to find out if this service is currently available and how to enroll.

Use the phone’s built-in blocking feature:

Several phones have built-in features that allow you to block specific numbers or types of calls, including calls with no caller ID. Check your phone’s settings to find out if this functionality is available.

Use a third-party blocking app:

The No Caller ID feature may also be blocked by using third-party apps, such as Hiya, Truecaller, and Nomorobo. These apps can be downloaded and installed on your phone.

There is an array of options available for blocking calls with a No Caller ID on a phone, depending on the type of phone and the carrier you use.

How to Block No Caller ID Calls on iPhone and iPad Devices?

An iPhone or iPad can be blocked from receiving No Caller ID calls by following the following steps:


Your iPhone or iPad should have a Phone app.


Your recent calls can be viewed under the “Recents” tab.


You should tap the “i” (information) icon next to the number that you wish to block.


You may block this caller by scrolling down and tapping “Block this Caller.”

Final words

You will need to confirm your desire to block the number by tapping “Block Contact.”


1.What happens when I block a No Caller ID call?

The call will not be delivered to your phone when you block a No Caller ID call, and you will not be notified that the call was made. Depending on the settings on your phone, you may still be able to receive a voicemail or a text message from the caller.

2.Can I unblock a No Caller ID call that I previously blocked?

The unblocking process is available to you if you previously blocked a call with a No Caller ID. You will need to access your phone’s settings to access the list of blocked numbers. Once you have selected the number you wish to unblock, you can remove it from the list.


Your Android or iOS device can be configured to block calls with no caller ID if you receive a large number of such calls. 

Using the instructions provided above, you can prevent calls without Caller ID from coming through to your phone, which will allow you to enjoy a more peaceful and uninterrupted call experience. 

Your telephone carrier may be able to block these calls. To learn more about your options, please contact your telephone carrier.

By blocking no-caller ID calls, you will be able to protect your privacy and have greater control over the calls you receive.