How to Block a Number: Everything You Need to Know

Greetings DAPPS Lovers! In today’s digital age, smartphones have become an integral part of our lives. They keep us connected with family, friends, and the world at large. However, with the rise of telemarketing and spam calls, receiving unwanted calls from unknown numbers has become a major annoyance. Luckily, there are ways to block these unwanted calls. In this article, we’ll guide you through the steps of blocking a number on your smartphone.

The Basics of Number Blocking

Before we dive into the details, let’s first go through the basics of blocking a number. When you block a number, it means you’re denying them the ability to contact you, whether it be through calls, messages, or both. Once you’ve blocked the number, they will no longer be able to reach you and you won’t receive any notifications from their calls or messages.

Step-by-Step Guide on How to Block a Number

Blocking a number on your smartphone is a simple process that can be done in just a few steps. Depending on your device and operating system, the steps may vary slightly.

1. Identify the Number

The first step to blocking a number is to identify the number you want to block. You can do this by checking your call log, messages, or contacts list. Once you’ve identified the number, proceed to the next step.

2. Open Your Phone App

Open the phone app on your smartphone. This app usually looks like a phone icon on your home screen or app drawer.

3. Locate the Number in Your Call Log

Once you’ve opened the phone app, locate the call log tab and search for the number you want to block.

4. Block the Number

After you’ve located the number, tap and hold it until a list of options appears. Select “Block Number” or “Add to Blacklist,” depending on your device.

5. Confirm the Block

A pop-up message will appear asking for your confirmation to block the number. Click “OK” or “Block” to confirm the block and you’re done!

Now that you know the basic steps, let’s dive deeper into the strengths and weaknesses of blocking a number.

Strengths of Number Blocking

Blocks Unwanted Calls and Messages

Blocking a number helps to reduce the number of unwanted calls and messages that you receive, which can often be time-consuming, irritating, and frustrating. It gives you more control over who can reach you, allowing you to only hear from those who matter.

Provides Peace of Mind

Blocking a number provides peace of mind since you no longer have to worry about receiving unwanted or harassing calls or messages from that number. It takes away the burden of having to deal with unwanted communication and frees you up to focus on more important things.

Easy to Use and Access

The process of blocking a number is easy and straightforward, regardless of the brand and model of your smartphone. It usually takes just a few taps to block a number, and you can do it from your phone app or messaging app.

Customization Options

Some smartphones allow users to customize their blocked contacts list. For instance, you can choose to block a number just for calls or messages or both, or choose to receive calls from certain numbers while blocking others.

Weaknesses of Number Blocking

Not All Calls Are Blocked

While blocking a number can help reduce the number of calls and messages you receive from that number, it doesn’t block all calls and messages. Calls from blocked numbers can still go through to your voicemail and messages can still be received via other messaging apps.

Not Foolproof

There are instances where blocking a number may not work. For instance, if the caller uses a different phone number or a fake number to get in touch with you, the block may not apply to those numbers. Additionally, blocked numbers can still leave voicemails or use other messaging apps to contact you.

Requires Regular Maintenance

Blocking a number is not a one-time solution, and it requires regular maintenance to stay effective. You may have to block new numbers as they come up and update your blocked contacts list to ensure it stays up-to-date.

Complete Table on How to Block a Number

Brand and Model of Phone Operating System Process for Blocking a Number
Apple iPhone iOS Settings > Phone > Blocked Contacts > Add New
Samsung Galaxy Android Phone App > Recent > Three Dots > Settings > Block Numbers
Google Pixel Android Phone App > Recent > Caller’s Information > Block/Report Spam/Block and Report Spam
OnePlus Android Phone App > Recent > Press and Hold > Settings > Block
Motorola Moto G Power Android Phone App > Recent > Caller’s Information > Block Number

Frequently Asked Questions About Blocking a Number

1. Can a blocked number still call me?

Blocked numbers can still call you, but their calls will be sent directly to your voicemail. You won’t receive any notifications of their calls.

2. How do I unblock a number?

Unblocking a number varies depending on the brand and model of your smartphone, but generally, you can find the option to do so in your phone’s settings or blocked contacts list.

3. Can I block a number on WhatsApp?

Yes, you can block a number on WhatsApp by navigating to the user’s profile > More Options > Block.

4. Does blocking a number also block messages?

Yes, when you block a number, it also blocks any messages that the number may send you.

5. Can a blocked number still leave a voicemail?

Yes, a blocked number can still leave a voicemail, even though their calls won’t ring on your phone.

6. Can I receive calls from certain numbers while blocking others?

Yes, some smartphones allow you to customize your blocked contacts list to receive calls from certain numbers while blocking others.

7. How do I know if a number has been blocked?

You won’t receive any notifications from calls or messages from a blocked number, and the calls will go straight to voicemail.

8. Can I block an unknown number?

Some smartphones allow you to block unknown numbers or numbers not in your contacts list. Check your phone’s settings to see if this option is available.

9. Will the blocked person know they’ve been blocked?

The person who has been blocked will not be notified that their number has been blocked.

10. Can I block a number from a text message?

Yes, you can block a number from a text message by long-pressing the message and selecting the “Block” option.

11. Will blocking a number also block emails?

No, blocking a number only applies to phone calls and text messages. It does not block emails or any other form of communication.

12. Can I block a number permanently?

Yes, you can block a number permanently by adding it to your blocked contacts list and not removing it.

13. How do I know if my phone supports number blocking?

Most smartphones support number blocking, but it’s a good idea to check your device’s user guide or online resources to see if it does.


In conclusion, blocking unwanted calls is an effective way to reduce the number of unwanted calls and messages you receive. It provides peace of mind and allows you to focus on what’s important. While there may be some limitations, blocking a number is still a valuable feature on smartphones.

So, if you’re tired of receiving pesky telemarketing and spam calls, follow the simple steps outlined in this article to block those annoying numbers! Your phone and your sanity will thank you.


This article is for informational purposes only and does not provide legal advice. The information provided in this article may not apply to all smartphones or operating systems. Always refer to your device manual or manufacturer website for the latest information and procedures on blocking numbers. Additionally, we are not responsible for any loss or damage that may result from the use of this information.

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