What Happens When You Block A Number On Android ?

Android is one of the most popular operating systems today, and many people claim to have mastered its features. However, some are curious about what happens when you block a number on Android. The answer is simple: you will not receive calls or text messages from that number, but you will be able to call and text that specific person.

It is obvious that the number has been blacklisted on your Android phone’s calling app (Contact App) or by your mobile service provider (cellular operator), such as AT&T, T-Mobile, Verizon, Cricket, Boost Mobile, Mint Mobile, or possibly any other carrier, which has taken action against the spam-calling-number that has been harassing you on the phone.

What happens when you block a number on Android?

When you block a phone number on Android, the enact number will be banned from calling you or texting your phone number. It is an effective way of dealing with annoying or suspicious numbers. You will not receive a call or text from that number because your phone automatically rejects calls and texts from blocked numbers.

When you block a phone number on Android, the enact number is prohibited from calling or texting your phone address. It is an effective way of dealing with annoying or suspicious numbers so they will not make any contact with you. This is exactly what happens when you block a number on Android.

Does someone know if you block their number Android?

Does someone know if you block their number Android
Does someone know if you block their number Android

The two ways of informing the blocked number are you and someone else with knowledge. This means either you can directly quote your decision to the spam caller before blocking his or her number or someone with information has told the blocked person, that you have blocked their number.

It is because phone numbers are not that smart unlike Meta Messenger, Instagram, or Snapchat to notify the blocked person for being unable to make contact due to blockage. So, when you block someone do they know? The answer is no, no one will be aware of your actions explicitly, but assumptions can be made.

The fact is even you have blocked a number from your phone, you can still make contact with that particular number via texts or calls, but interestingly that person will be unable to make contact with your number as the number is blocklisted. This will answer the curiosity, what happens when you block an Android number on iPhone, that no communication will be made from another person and your iPhone effectively rejects the messages and calls.

The affected blocked number will not know that you have blocked it unless the blocked person creates an assumption for not being able to send a text or contact your phone number. There is no notification that can inform the locked number from having blacklisted on someone’s phone app.

So nothing harm happens on your end as you continue to block several hundred or thousands of numbers. This brings another query, how long do numbers stay blocked on Android? Well, as long you have manually removed the following number from the blocklist or reset your phone, all the blocked contacts will be unable to contact you.

The curious minds will also ask what happens when you block a number on Android text message? The answer is simple: if you block the sender of text messages, the conversation will discontinue on your end, and the blocked contact will no longer send you text or MMS messages as a result of the blockage.

Why is it necessary to block someone’s phone number on your Android phone?

In the fast-growing technology thing are getting changed, now people are harassed on phones and internet ‘social media platforms’ while staying in the comfort zone of their homes and offices. Since technology is playing a vital role in the development of the world and help everyone to progress to live a happy and healthy lifestyle.

Your Android and iPhones are capable of blocking such phone numbers and making them unable to contact, so you can have peace of mind while working, playing, and achieving your goals. It is not an everyday thing, once you have done it will silence the annoyance and you will not face another unknown number or spam text on your Android.

How to Block a Number on Android

How to Block a Number on Android
How to Block a Number on Android

Blocking a phone number on Android is a simple way to prevent further communication with other people. There are two ways to block a phone number on Android: one is to go to your contact list and select a phone number you want to block, and the other is to go to your call history and select the phone number you want to block. You can also block a phone number from a text message.

The Android app that we use for calling, such as Phone, Contact App, or Dialer, has many hidden settings that can make your life easier with number blocking while keeping you connected to the rest of the world. It is your Android phone’s native number blocking feature that does not require the assistance of your carrier to block phone numbers.

You can block any number and as many numbers as you want; it’s free to use and works on nearly all Android devices. However, the process may differ depending on your phone’s Android version and brand; this is due to the different flavors of Android OS (UI & UX) that the phone manufacturer designed for its customers.

This is why different models of Android have different layouts, themes, icons, and settings. What you can do is look for similarities with our mentioned steps and you will be able to block your irritated phone number on Android text message, call, and MMS. Let us take the next step.

Steps to block a number on Samsung Androids

Steps to block a number on Samsung Androids
Steps to block a number on Samsung Androids

From the Phone App, you have two options, manually add a number to your Block list, and second is add a number in your contact and then blocklist.

  • Go to the Phone app from the home screen or through apps.
  • Tap on more options (three vertical dots), followed by Settings.
  • Then, tap the button “Block numbers.”
  • Now again tap on “Add phone number.”
Steps to block a number on Samsung Androids
  • Then enter the phone number you want to be blocked.
  • In the end, tap the Add (plus sign) icon to add the contact to your Block list.
  • The feed number will now be blocked, and you will no longer receive calls from it.

Contact Number Blocking with Contacts App

Contact Number Blocking with Contacts App

This is the second option for blocking a phone number in Samsung Android phones. The method allows you to block contacts who are already saved as contacts and from whom you do not want to hear.

  • Navigate to Contacts App.
  • Scroll to the contact that you want to block.
  • Tap on it and again tap on More options (along with the three dots).
  • You can see the option Block contact.
  • Tap on it and then confirm Block.
  • Your contact will be blocked from contacting your number.
  • Know that the contact number will remain on your contact list until you remove it.

Unblock Phone Number from Block List

Unblock Phone Number from Block List

When you’ve resolved your squabbles or made arrangements with the vexing phone number. The change of mind allows you to remove that specific number from the block list with these steps.

  • Simply go to the Contacts app.
  • Then tap on the person you want to unblock.
  • Again tap the More button (alongside the three dots).
  • You will see the option Unblock contact, tap on it and it will be unlocked.
  • The process takes similar steps with the Phone app.
  • It takes you to delete the number from the block list rather than unblock it.

Permanently Block a Number on Android (Carrier Phone Specific Feature)

On carrier-locked phones and some modern Androids, there are settings that allow us phone number blocking with the Smart Call feature. It is a permanent solution for blocking unknown numbers or spam callers from contacting you.

  • From the Phone app, tap More options and then go to the Settings.
  • Tap on Caller ID and choose spam protection, and then tap the switch to turn it on.
  • Now, whenever your phone rings, the Block number and Report number options will appear on the screen.
  • Youn can simply tap on teh button during or after the call to book the caller.

Blocking Voice Mails Numbers with Phone Service (Carriers Help)

If you want to prevent callers from leaving irrelevant voicemails you can take help from your phone service carrier to block such numbers from leaving voicemail messages. It requires contacting your phone carrier, which means the information you need is available on your phone carrier web pages. Such can be T-Mobile, AT&T, Verizon, Metro by T-Mobile, or United Cellular.

Will a blocked contact’s phone number remain in the block list if you delete it?

Yes, even if you delete the contact, the phone number that you have blocked from calling and texting will still be blocked and remain in the block list unless you manually delete it from the block list. If you want to unblock your blocked contact numbers please follow the procedure from the above methods.


Finally, you have known what happens when you block a number on android. At some point, it becomes necessary to use the number blocking feature for peace of mind. Thankfully the feature comes built-in in almost all phones so it is an effective way to for blocking spam callers and unknown
callers such as telemarketers.

Your Android phone contains several settings and features that make your life easy and allow number blocking without any cost. In this regard, we must become realistic and keep unsolicited texts and phone calls away from business work.

Sometimes a change of mind and different scenarios may raise the question, what happens when you Block a Number on Android? That we have elaborately answered your query with additional information for your help. Now you will be able to block specific phone numbers without wandering.

Jake Fagan
Hi, I am Jake. I am a tech enthusiast and loves to catch up on new technology gadgets and reviewed their features. I love to share my reviews and guides on Android Dose, so Follow me on Social Media Platforms to Stay Updated with all the latest tech.