To avoid canvassing or to prevent a specific person from calling you, you can block their phone number on an iPhone, Android, or landline. You can also register your number on the Bloctel list.
Steps
Method 1 of 8: Block a phone number on iPhone

Step 1. Open the Phone app on your iPhone

It is the green icon with a white telephone handset on it. This icon can be found on the Home screen or in the Dock at the bottom of the screen.

Step 2. Go to Recents Where Contacts.
If you want to block a number that is not in your contacts list, but has recently called you, go to Recent. If you want to block a number from your contacts list, go to Contacts.

Step 3. Press ⓘ
This icon is next to the number you want to block. If you want to block a contact, just tap their name.

Step 4. Scroll down to the Block this party option
This is the last option on the page.

Step 5. Select Block Contact
You will see this red text appear at the bottom of the screen. Tap it to block the number and prevent it from calling you in the future.

Step 6. Manage blocked correspondents
Your iPhone keeps a list of the numbers you've blocked. To view this list:
- go in Settings
;
- scroll to the option Telephone;
- Press on Call blocking and identification;
- review the numbers under the heading BLOCKED CONTACTS.
Method 2 of 8: Use the Phone app on a Samsung Galaxy

Step 1. Open the Phone app on your Android

This is the phone-shaped app on your Android's home screen.

Step 2. Press ⋮
This button is located at the top right of the screen Telephone and opens a drop-down menu.

Step 3. Select Settings
The option Settings is at the bottom of the drop-down menu.

Step 4. Go to Block Numbers
Block numbers is under the heading CALL SETTINGS in the middle of the screen.

Step 5. Enter the number you want to block
In the text field under the header Add a phone number, enter the phone number you want to block.
- Another solution is to press Recent Where Contacts under the header Add a phone number. Tap a number in the recent calls list or in your contacts list, then tap Ended.

Step 6. Press +
This button is to the right of the phone number you just added. You will no longer receive calls from this number.
To remove a phone number from the block list, press - to the right of any number on the list
Method 3 of 8: Use an Android Pixel or Nexus

Step 1. Tap the Phone app icon

Most Pixel or Nexus phones use the Google Phone app by default. This is the phone-shaped app on the main screen.

Step 2. Press ⋮
This button is located at the top right of the screen and opens a drop-down menu.

Step 3. Select Settings
This option is in the drop-down menu.

Step 4. Touch Blocked Numbers
Blocked numbers at the top of the page.

Step 5. Choose ADD A NUMBER
You will find this option at the top of the page.

Step 6. Enter the number you want to block
Tap the text field and then type the number you want to block.
- Another solution is to go to Recent calls Where Call history, to press the number you want to block then to select To block.

Step 7. Press BLOCK
This option is located below the text field and allows you to add the number to the block list. From now on, you will no longer receive calls from this number.
- You can also check the box Report as spam to report the number.
- To unblock a number, enter the list of blocked numbers in the menu Settings, Press on X next to the number you want to unblock and then select Unblock.
Method 4 of 8: Block a number on an Android LG

Step 1. Open the Phone app

The application icon Telephone looks like a phone and can be found on the main screen, but also in the app drawer.

Step 2. Go to the Call Log tab
This tab is either at the top or at the bottom of the screen.

Step 3. Press ⋮
This button is located at the top right of the screen and opens a drop-down menu.

Step 4. Select Call Settings
The option Call settings can be found in the drop-down menu.

Step 5. Go to Call rejection
Appeal dismissal is under the heading GENERAL.

Step 6. Touch Blocked Numbers
This option is at the top of the page.

Step 7. Press +
A window with blocking options will open.

Step 8. Choose New Number
You will see a text field appear on the screen.
- You can also press Directory to select a number from your contacts list or Call log to choose a recent number. The phone number will immediately be added to your block list.

Step 9. Enter a number
Tap the text field and then type the number you want to block.

Step 10. Tap Done
This option is in the text field and allows you to add the phone number to your block list. You will no longer receive calls from this number.
Method 5 of 8: Using an Android HTC

Step 1. Open the Contacts app
Tap the silhouette icon that is usually found on your Android's main screen or in the menu Applications.

Step 2. Press ⋮
This button is located at the top right of the screen and opens a drop-down menu.

Step 3. Select Manage Contacts
This option is in the drop-down menu.

Step 4. Go to Blocked Contacts
You will find this option at the top of the page.

Step 5. Tap Add
The option Add is at the top of the page.

Step 6. Select Choose from contacts Where Add a number.
If you want to block one of your contacts, tap Choose from contacts. If you prefer to enter a number to block, press Add number.

Step 7. Check the box next to a contact
If you want to block a contact, check the box next to the contact in question. If you have selected Add number, enter the number you want to block.

Step 8. Press Save
The number will be saved to the block list on your phone and it will no longer be able to call you.
Method 6 of 8: Block a number on a Microsoft phone

Step 1. Tap the Settings app

It is the star wheel icon. It can be found either on the home screen or in the list of applications that appears when you swipe the screen from the right.

Step 2. Select Call screening + SMS
This option is under the heading System.
- If this is your first time using this app, you will be asked to agree to the terms of use. Press on Accept to accept them.

Step 3. Press the switch
Call screening will be activated and you can now block calls.

Step 4. Open the Phone app
It's the phone icon on your home screen.

Step 5. Go to History
Historical is in the app Telephone and displays the list of recent calls.

Step 6. Long press the number you want to block
You will see a menu appear on the number.

Step 7. Select Block number
This option opens a confirmation window.

Step 8. Press OK
From now on, this number will no longer be able to call you.
You can only block numbers that have not been saved in your phonebook
Method 7 of 8: Add your number to Bloctel

Step 1. Register on the Bloctel site
Go to www.bloctel.gouv.fr, the Bloctel website.
If you have already registered on the site, it will not be necessary to re-register

Step 2. Click Register
This is the red button in the section You are a consumer.

Step 3. Click Start Registration
This option is at the bottom of the page.

Step 4. Complete the registration form
Enter all the information requested in the different fields of the form.
- You can add up to 8 personal numbers in the field Personal number to register.

Step 5. Enter your email address twice
In the field Email Address, enter your email address once and then enter the field a second time. Email address confirmation.

Step 6. Click Submit Form
This button is located at the bottom of the form.

Step 7. Wait for the validation email
An email will be sent to you within 48 hours to definitively validate your registration.

Step 8. Open your email address
Go to the website for the email address you used to register your phone number and sign in if necessary. An email to confirm your registration will be sent to you within 48 hours.

Step 9. Open the email
Click on the link in the email to definitively validate your registration. This step must be done within 10 days of receiving the email.
- If you do not receive any email within 48 hours, open the file Spam Where Basket and look inside.

Step 10. Wait for the second email
Once your registration has been definitively validated, you will receive a second email including your registration number. The numbers you have registered will be protected against canvassing 30 days at the latest after validation of your registration.
Method 8 of 8: Block calls on a landline

Step 1. Read your phone's user manual
The features of a desk phone differ slightly from device to device, so you should first familiarize yourself with the features and options specific to your model.
- If you cannot find the user manual for your phone, you can search the internet for a digital copy.
- Most user manuals have a section dedicated to blocking or screening calls or something like that.

Step 2. Contact your telephone company
Call blocking on landlines is a feature offered by telephone operators. To activate it, you must contact your operator and inquire about the options available to you.

Step 3. Enable anonymous call rejection
This function allows you to reject private calls and blocked numbers. It may be billed to you depending on your telephone operator.

Step 4. Add numbers to the block list
Most operators allow specific numbers to be blocked in the event of harassment. The process varies from operator to operator.

Step 5. See if your phone allows priority ringing tones
This function offers the possibility of modifying the telephone ringtone for certain numbers, which will let you know whether you should answer or not.
Advice
- If your number has been registered for more than 3 years on the list of opposition to canvassing and you receive a call from a prospecting company, you can report the number to the DGCCRF (Directorate-General for Competition, consumption and the suppression of fraud).
- You can also block unknown numbers if you don't want to receive calls from private, unknown or blocked numbers.