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How to Block “No Caller ID” Calls on iPhone | Best Ways to Block

how to block no caller id on iphone

Are you getting unknown calls every day and wondering how to block no caller ID on your iPhone? In case you’re one of those people who get calls from unknown numbers, it probably means that spammers, telemarketers, etc. are contacting you.

They might appear anonymous and disturb you. But no need to worry! If you want to know how to block no caller ID on your iPhone, scroll down. We have prepared a list of methods you can use to block these calls.

How to Block No Caller ID

1. Using Do Not Disturb

Firstly, you can try the method of Do Not Disturb to stop these calls. This method lets you not get these calls. Read the steps below to do this:

  1. Open Settings App
  2. Tap on Do Not Disturb
  3. Choose Allow Calls From
  4. Select the option of All Contacts

This way, every call from every number that isn’t present in your contacts won’t get through to you. Meaning that calls from No Caller IDs will stop coming. This is because they are not saved in your contacts.

Keep in mind that this means that the calls are only silenced, not fully blocked. Since this is the Do Not Disturb method, they won’t disturb you. However, they’ll still be there.

2. Using Contacts

Secondly, you can create a new contact. Then, name this contact ‘No Caller ID.’ Follow these steps to do this:

  1. Open the Phone app
  2. Tap on Contacts
  3. Now tap on the + icon
  4. Type 000-000-0000 in the space for a number
  5. Select Done
  6. Now, swipe down and block. When you do this, you will get a popup telling you that you won’t get any calls or messages
  7. Tap on Block Contact

3. Hiding Your Caller ID On iPhone

You can block unknown callers by hiding your own caller ID too. Follow the steps below:

  1. Go to the Settings app
  2. Swipe down and choose Phone
  3. Now, select the Show My Caller ID option
  4. Turn off Show my Caller ID

4. Focus Mode

In addition, you can also block calls using the Focus Mode. Here is how you can enable Focus Mode:

  1. Tap Settings
  2. Select Focus
  3. Now, choose Add People. Then, click Calls From
  4. Add all your contacts and select Save

Now, you will only get calls from the numbers in your contacts. All the unknown caller IDs will be stopped as long as Focus Mode is on.

How to Silence Unknown Callers

You can also silence calls from people you don’t know. It directs the unknown call to your call list and to a voice mail as well. This way, you can observe the calls later on.

  1. Tap Settings
  2. Go to Phone
  3. Now select Silence Unknown Callers
  4. Turn on the switch

Remember that doing so will also silence important calls from unknown numbers. For example, someone whose number you haven’t saved but the call is important. This can be harmful. Therefore, you should save the contacts of all the people you know or who you might get important calls from.

Also, if you have gotten many calls from a number, Siri recognizes them as suggested contacts in your iPhone. Hence, you receive calls more often since they pass through the barrier of being an unknown caller.

How to Block Someone Using the Contacts App

In case you are getting several calls from someone, you can also block them permanently. See the steps below:

  1. Go to Phone
  2. Open Recents tab
  3. Scroll and choose Block this caller
  4. Select Block Contact

How to Block Unknown Callers by Call Blocking Applications

There are many call blocking apps that stop unknown calls. These are namely Truecaller, Hiya, RoboKiller etc. Install any of these apps from the App Store. Once you have downloaded them, follow these steps:

  1. Open Settings App
  2. Choose Phone
  3. Now, select Call Blocking & Identification
  4. Now turn on the switch of the app

How to Block Unknown Caller Ids Using Cell Phone Carriers

Furthermore, there is one more option to block unknown calls. You can block those calls by using cell phone carriers.

Cell phone carriers are wireless services, and they filter your calls. Here is a list of all these networks:


AT&T cell phone carrier has two plans for users. One is basic and free but has limitations. On the other hand, the Plus version is paid at $3.99 per month. It is more secure than the basic version. You can use AT&T to block any unknown calls.


Similarly, Sprint also gives two plans. One is basic and one is premium. The premium one costs 2.99 USD per month and blocks all unknown calls.


Verizon offers two plans for stopping unknown caller IDs. It recognizes spam calls, then blocks and reports them.


This is also an app that blocks unwanted calls. It comes with three plans: Scam ID, Scam Block, and Name ID. The first two are free while Name ID is premium. This premium version costs 4 USD per month. It recognizes unknown calls and blocks them for safety.

Bottom Line

In the above article, we have written all the ways through which you can block No Caller IDs. They are usually scammers, telemarketers, etc. who disturb your peace. There are many methods you can follow.

For example, hiding your caller ID, turning on the Do Not Disturb option, permanently blocking the unknown callers, etc. From the list of methods given above, choose whichever method is best for you. Then, you can block these calls and won’t get any calls from No Caller IDs.



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