No Caller ID specifies a phone call in which the caller’s number is intentionally hidden or blocked. It is shown/appears as No Caller ID or Unknown on your phone’s caller ID display. If you are being bothered by an unknown number and they are irritating you repeatedly, you should either block them or turn on the settings to avoid receiving calls from unknown numbers. This will help you avoid the irritations. Blocking No Caller ID can help to prevent you from unwanted or unknown calls.

Read the following article to know about blocking No Caller ID on your iPhone with different methods.

How to Block No Caller ID on iPhone?

There is a need for blocking No Caller ID on iPhone to avoid or ignore unwanted or unidentified calls. It helps in preventing spam calls and maintaining privacy.

For blocking No Caller ID on iPhone, check out the various ways one by one stated below:

1: How to Block No Caller ID on iPhone Using Silence Unknown Callers Setting?

Silence Unknown Callers is a useful feature on the iPhone that silences all calls from numbers that are not in your contacts. You can enable this feature on your iPhone to block No Caller ID on iPhone by using the following steps:

Step 1: First of all, tap on the gear icon to launch the iPhone’s settings:

Step 2: Next, move towards the “Phone” settings by hitting on it:

Step 3: Under “Phone” settings, tap on the “Silence Unknown Callers” to move ahead:

Step 4: Now, turn on the settings for blocking No Caller ID on iPhone with the help of swiping the toggle to right side:

How to Block No Caller ID on iPhone by Setting the Focus Status?

Focus Status is another useful feature that includes a Do Not Disturb mode that silences all notifications, including calls, from everyone except for people in your Favorites list. For this purpose, you have to turn on the “Do Not Disturb” mode for the Focus Status using the following steps:

Step 1: Navigate to the “Settings>>Focus” on your iPhone:

Step 2: Turn on the “Do Not Disturb” mode:

Step 3: Next, turn it on by swiping it on right:

How to Block No Caller ID on iPhone By Silent Notification?

You can also set up the personal Focus Status by navigating to Personal in the Focus setting:

Then, turn on the setting for “Silent Notification From” and add people to whom you want to silent the notification:

Note: You can also save a blank number in the format of your residential country with the name “No Caller ID”. That will also ignore the calls from unknown users. Further, calls from numbers that you have added to your Favorites list will not be silenced, even if they are from unknown callers.

How to Block No Caller ID on iPhone by Creating/Inserting a New Contact?

You can use this method to block the No Caller ID by creating a new contact with this particular name. You can also set the name of the contact as “Do Not Answer” or “No Caller ID”. Inserting a contact with this name will help to let you know about the unknown number allowing you to work around this.

Here are the simple steps to do it:

Step 1: Open “Contacts” and tap the highlighted “+” icon for creating a new contact:

Step 2: Specify the name “No Caller ID” into the naming box; after that, insert the key in the mobile phone template “000-000-0000” for the new contact. Then, tap on “Done” to save it in your mobile:

Step 3: Now, find the “Block this Caller” option in the newly created contact and tap on it:

Step 4: Now, go with the “Block Contact” to confirm:

The below image shows that the “No Caller ID” contact has been blocked successfully and you can unblock it by tapping on the “Unblock this Caller” option:

Conclusion

You can block No Caller ID on iPhone by turning off the setting for “Silence Unknown Callers”. By setting the “Do Not Disturb” mode, you cannot receive notification from unknown callers. You can only receive the call from your contact list. Furthermore, you can also set up the personal focus status and turn on the setting for “Silent Notification From” in the “Personal” option.