How To Quickly Block No Caller ID Calls On iPhone?

Block No Caller ID Calls

In this post, I’ll show you how to block no Caller ID calls on iPhones. You may get calls from telemarketers or people cold calling you to sell you anything. You should block these numbers if you want to be productive and avoid distractions. The iPhone has features that block numbers off your contact list, often telemarketing calls from different firms. I’ve also described how to block spam callers if you use prominent telecom providers such as Verizon, T-Mobile, or AT&T.

How To Quickly Block No Caller ID Calls On An iPhone?

You may block no Caller ID calls by using the Silence unknown callers feature or by selecting the Do Not Disturb mode in the iOS Focus settings. Let’s take a closer look at the ways.

Enable Silence Unknown Callers Feature

To use the silence unknown callers feature, your iPhone must run iOS 13 or above.

1 – Navigate to Settings > Phone and choose Silence Unknown Callers.

2 – To activate the feature, tap the switch next to it.

Block No Caller ID Calls

Use Do Not Disturb

Here’s how to activate DND on your iPhone. Now, under Do Not Disturb, you must configure it such that your contacts may call you when the Do Not Disturb mode is on. This implies that you will not be alerted or disturbed if someone who is not a contact on your iPhone calls you.

1 – Select Focus > Do Not Disturb from the Settings menu.

Block No Caller ID Calls

2 – Select People > Allow Calls From > Contacts Only.

3 – You can also use the Set a Schedule option to choose a time during your working hours when telemarketing calls will not annoy you.

Block Unknown Number Manually

Another excellent tip for blocking those annoying telemarketing calls with no caller ID.

1 – Allow the call to occur, and you may miss it.

2 – Next, open the Phone app.

3 – In the section Recents. By looking at the time of the call, you can easily see the number and identify it.

4 – Now, besides the number, tap the I button.

5 – Locate and tap on the option Block This Caller.

Block No Caller ID On An iPhone Using T-Mobile

T-Mobile offers ScamShield, an app that screens out spam callers. This app is free from the Google Play Store or the App Store. This app also has a Pro version, which costs a monthly charge and has more features.

Block No Caller ID On An iPhone Using Verizon

Verizon customers may use the Call Filter app, which is available in both free and premium versions. You may use this app to block telemarketing and spam callers with no caller ID. To have greater freedom and use additional features, you may upgrade to Call Filter Plus, the premium mentioned above version, for $2.99 per month.

Block No Caller ID On An iPhone Using AT&T

AT&T Call Protect is an app that blocks all spam calls to your iPhone. This app is compatible with iPhone 6 Series and later models. You may use the app for free or subscribe to a monthly subscription for $3.99 per month.


That’s all the easy tricks and tips you need to know to block no Caller ID calls on an iPhone. These tips help you stay focused on your job and avoid being distracted by spammers and telemarketers.

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