How to block a number on Android: A guide for Xiaomi, Realme, Samsung, Google, Oppo and LG users

15 mins read

Smartphones are a very important part of our lives. They are with us almost all the time. While prank calls, telemarketing calls, and even spam calls have been a sad reality for a long time, their number has increased over the years. If you are frustrated with such calls and looking for a way to block them or just want to block a particular number, we are here to help you. We have compiled a list of easy ways that you can block a number on your Android phone.

By default, Google offers the option to block an individual phone number or a specific contact on an Android device. A system for reporting spam calls has also been offered on new Android smartphones to report them instantly. Similarly, OEMs like LG, Oppo, Realme, Samsung, and Xiaomi have provided the options to block calls on their devices through proprietary settings. It’s also important to note that once you’ve blocked someone’s number on your smartphone, you won’t receive any calls or texts from that person. Also, calls you receive from the number you have blocked will not appear in your call history.

Now, if you’re ready to block someone’s number, here’s our step-by-step guide on how to block a number from an Android phone. We provide you with the steps to block a number on a Google/stock Android device, as well as detailed steps to apply the same restriction on LG, Oppo, Realme, Samsung and Xiaomi phones. You will also get a guide on how to unblock a number on your Android phone.

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Google, Android One, Android Go, or stock Android phones.

How to block a number on a Google, Android One, Android Go, or Android phone

How to block a number on a Google, Android One, Android Go, or Android phone. Open the Phone app on your smartphone. Tap the More button (three-dot menu) at the top right corner of the screen and then tap the Call History option. Now, select a call from the number you want to block. Here you can also choose an unknown number or choose a saved contact. Tap on the Block/Report Junk option. Now a pop-up message will appear on your screen. Just tap Block on that message.

Alternatively, you can block a number on your Google/stock Android phone by long pressing a contact from the Recent list in your phone app. Google also gives you the option to block all unknown numbers from your Android device. You can access this option by going to Settings > Blocked Numbers and then turning on the Unknown option.

How to unblock a number on a Google, Android One, Android Go, or Android phone.

Open the “Phone” app on your phone. Tap on the More option. Now go to Settings > Blocked Numbers. Next, you need to tap on the “x” (cross) icon next to the number you want to unblock and then select the Unlock option on the pop-up screen.

How to block a number on an LG phone

The image has an empty ALT attribute;  its file name is How-to-unblock-a-number-in-a-Google-1024x340.pngHow to block a number on an LG phone Open the Phone app on your smartphone. Tap on the More button (three-dot menu) at the top right corner of the screen and then tap on the Call Settings option. Now, tap on the Call Blocking option. Calls and Reject with a message. Select the Blocked Numbers option. Now you will need to touch the “+” (plus) icon on the top right of the screen to add numbers to the blocked list. A pop-up message will appear on the screen from where you can select Contacts or Call Logs. The message also includes an option called New Number that allows you to add a new number to your list of blocked numbers.

If you don’t want to follow the steps mentioned above, you can block a number on your LG phone by simply long pressing it from the call log. Then an option will appear that will allow you to block the selected number.

How to unblock a number on an LG smartphone

Open the Phone app on your smartphone. Tap on the More button (three-dot menu) and then tap on the Call settings option. You should now tap on Call blocking and Decline with a message. Select the Blocked numbers option. Now, tap on the number /contact you want to unblock and then tap the trash can (delete) icon on the top right corner of the screen. A pop-up message will appear from which you need to tap the Delete option.

How to block a number on a Realme phone

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Similar to LG, Realme has its own custom skin called Realme UI which has different settings to block and unblock a number.

Open the Phone app. Select the number/contact you want to block from the call log. Tap on the More button (colon menu) and then select the Add to blacklist option. Now, you will get a pop-up message at the bottom of the screen from where you need to tap on the Add to Blacklist option.

How to unblock a number on a Realme phone

Open the Phone app. Tap the More button (colon menu) and then select the Block & Filter option. Select the number/contact you want to unblock. Now you need to tap the More button (colon menu) in the upper right corner on the screen and then select the Remove from blacklist option.

In the case of a saved contact, you can also unlock it directly from that contact’s screen. All you have to do is open the contact from your contact list, tap on the two-dot menu button, and then select the Remove from blacklist option.

How to block or unblock a number on an Oppo phone

Like Realme, Oppo smartphones have a proprietary ColorOS on top of Android that offers a different list of settings to block a number over what you’ll get on a stock Android phone. The ColorOS 7 offers the same list of settings that you’ll get on a Realme UI-based phone. So the same steps work to block or unblock a number on an Oppo phone that you can use on a Realme phone.

How to block a number on a samsung phone

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Samsung also includes its own user interface on Android phones that comes with different settings to allow you to block or unblock a number. Here, we are describing the steps specifically for One UI 2.0.

Open the Phone app and tap the Recents tab. Select a number or contact you want to block on your phone. Tap the “i” icon next to the video and voice call options. Now tap Block on the new screen showing the details of the number/contact. A pop-up dialog will appear from which you need to tap the Block option to block the number.

How to unblock a number on a Samsung phone

Open the Phone app and tap the More button (three-dot menu). Select Settings from the menu. Tap the Block Numbers option. You will now need to tap the “-” (minus) button available next to the number/contact you want to unblock.

You can also unblock a previously blocked number or contact directly from the call log. All you need to do is follow the steps you took to block the number and then just tap the Unblock option from the number screen.

How to block a number on a Xiaomi phone

1646420921 520 How to block a number on Android A guide forHow to block a number on a Xiaomi phone

Like other OEMs, Xiaomi has its custom MIUI on Android phones that offers different settings to block or unblock a number. Here, we are providing the specification of the steps for MIUI 11 users.

Open the Phone app. Press the arrow button next to one of the numbers/contacts you want to block from call log. Now scroll down to see the number screen lock option and then tap on that option. You will get a pop-up message from which you need to press the OK button to block the selected number/contact.

How to unblock a number on a Xiaomi phone

Open the Phone app and tap on the hamburger option at the bottom left corner of the screen. Tap on the Settings icon and then tap on the Block list option. Now, tap on the Blocked number option. Now you will see the list of numbers/contacts that you have blocked on your Xiaomi phone. From there, you will be prompted to select the one you want to unlock. A pop-up menu will appear where you need to tap on the Unlock option. Now, hit the Delete option from the pop-up message.

You can also unblock a number or contact directly from your call log. All you need is to select that number/contact and then scroll down to find the Unblock option. Tapping on that option will bring up a pop-up message from which you need to tap OK to unlock it.

Third party apps that allow you to block a number/contact on your Android phone

In case you don’t have a native option to block a number or a contact on your Android phone, or you don’t want to use the given option, there are some third-party apps that you can install to accomplish your task.

Call of truth or Truecaller

Truecaller is one of the most popular apps that is primarily intended to provide you with better caller ID functionality using a vast worldwide database. However, it can also be used to block a number or contact on Android devices. The Truecaller app also offers you spam detection to help you identify junk and spam callers even without answering them on your phone. Additionally, the app is available for free download via Google Play, though it does include in-app purchases that are essentially intended to upgrade existing functionality or unlock additional features.

Call blacklist – Call blocker

If for some reason you are not convinced by Truecaller, you can opt for the Call Blocker application that offers you a blacklist, a whitelist and an SMS scheduler. It also allows you to import your blacklisted numbers to another device. You can download the Call Blacklist – Call Blocker app on your Android phone directly from Google Play for free. You may have to pay some money to avoid ads.

call blocker

Call Blocker is another third party Android app that allows you to block calls on your device. It has a blacklist, a whitelist and different blocking models. The app also records logs of rejected numbers which can be useful in the future. The Call Blocker app can be downloaded for free via Google Play.

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