Are you receiving daily calls from anonymous or unknown numbers? Don’t worry about trying to keep track of blocking numbers on all of your connected devices. You can easily view and manage blocked numbers through the Sonar portal. Navigate to the Answering Rules section to block and unblock specific numbers and/or all unknown numbers.

How to Block a Specific Number or All Unknown Numbers

Office managers and call center supervisors must be in My Account to access their Answering Rules.

1. Click the Answering Rules tab on your Sonar portal.
2. Click the Block button on the right side.

1. In the text box, enter a 10-digit number with no spaces, brackets, or dashes.
2. Click the plus button to add the number to your block list.
3. (Optional) Check the box next to Block anonymous or unknown. 
4. Click the Done button to save.

How to Upload a Block Caller List

The Sonar portal allows a list upload (.cvs files) to block multiple callers at one time. You can create the list yourself, or download a template from the Sonar portal. Follow the instructions below to learn how to download the template and upload your block caller list. 

1. Navigate to the Answering Rules tab. Office Managers and Call Center Supervisors must be in My Account to access the Answering Rules tab. 
2. Click the Block button, on the right side above the Answering Rule list.
3. In the popup configuration menu, click the Import button. 
4. Click the Download Template button. 
5. In Google Sheets^TM (or Microsoft® Excel), upload the template .csv file.  
6. Fill in the 2 required fields: 
   1. A 10-digit phone number, and, 
   2. Yes for allowed and No for blocking. 
      For best import results, only include the numbers you want to block. 
      
7. Once completed, export your filled-in spreadsheet as a .csv file. 
   
8. Navigate back to the Sonar portal and upload your file in the popup configuration menu.
9. Review the block caller list in the popup configuration menu, and click Done.