Blocking a number from one area blocks all three.

From each area:

Tap theiicon next to the phone number (or conversation).

SelectBlock this Callerat the bottom of the Info screen.

Three iOS Screens showing i (information) button, Block this Caller button, and Block Contact confirmation

How to See Blocked Number on iOS

To view and manage blocked numbers:

OpenSettings.

TapCall Blocking & Identification.

This step launches your Contacts app so you’ve got the option to select whom to block.

Three iOS screens showing Messages button, Unknown & Spam section, and toggle for Filter Unknown Senders

After you have filtered at least one message, a new tab displays for Unknown Senders.

To filter iMessages:

TapMessages.

Scroll to and tapUnknown & Spam.

Two Samsung Android screens, showing Details button and Block Number feature

Turn onFilter Unknown Senders.

that execute the Android operating system, the procedure for blocking a number can vary widely.

Further, versions of Android Marshmallow and older do not natively offer this feature.

Three Android screens from Pixel showing vertical dot menu, block numbers menu item, and Block button

To see whether or not your carrier supports phone blocking:

Open yourPhoneapp.

pick the number you want to block.

On a Samsung phone, tapDetails.

Confirm with a tap onBlock.

Tap thepencil iconto edit the contact.

SelectAll calls to voicemail.

Depending on your carrier and Android version, you might have to install aseparate appto handle call-blocking features.

pop crack open the Google Play Store and search for “call blocker.”

Some well-regarded apps are Call Blocker Free, Mr.

Number, and Safest Call Blocker.

Some are free and display ads, while some offer a premium version without ads.

This capability can be configured to operate as a permanent block or a temporary block on a call-by-call basis.

This code is the universal command to deactivate Caller ID.

For example, placing a blocked call would look like*67 555 555 5555.

On the receiving end, Caller ID will usually display private number or “unknown.”

Though you wont hear or see a caller ID block confirmation, it will work.

This change is permanent and irreversible.

While customer service may attempt to convince you to reconsider, the choice is yours.

Various carriers support additional blocking features, such as blocking specific numbers or messages.

For example, allowing your number to appear in this case would look like*82 555 555 5555.

Some people automatically decline calls from phones that block Caller ID.

In that case, youd have to allow Caller ID to make the call.

Some Android versions older than Marshmallow include this feature under anAdditional Settingsoption within your Phone configs.

PressShow My Caller ID.

Use the toggle switch to show or hide your number.

Toblock text messageson Android, open a conversation and tap thethree dots>Details>Block & report spam.

On iPhone, go toSettings>Messages>Blocked Contacts>Add New.