Configure spam call blocking filter

How to block spam calls and customize your spam filtering preferences for individual phone numbers and for the account.

The Spam Filter enables you to customize rules for how you want spam calls to be handled.

You can add account-wide spam filters that apply to all phone numbers under Account.

You can add unique spam filters to each number under Plans & Numbers.

Apply account-wide spam filter

1. Go to Account
2. Scroll down to Spam Filter
3. Click New Spam Filter Rule
4. Choose a Threshold between 0 and 100 percent, where 100 percent means the call is most likely spam
5. Select an Action
   • Reject the call
   • Transfer the call to a call flow
   • Prepend CNAM to add a custom label to the front of the caller ID name
   • Append CNAM to add a custom label to the end of the caller ID name
   • Override CNAM to replace CNAM with a custom label
6. Click Save Changes

You can add multiple rules to handle varying levels of spam calls differently. For example, by rejecting spam calls with a score of 90%, and transferring spam calls with a score of 50% to an announcement.

Apply spam filters to numbers

1. Go to Plans & Numbers
2. Click on the plan to expand it, and click on the phone number
3. Click Edit under Spam Filter
4. Click Add New Spam Filter Rule
5. Choose a Threshold between 0 and 100 percent, where 100 percent means the call is most likely spam
6. Select an Action
   • Reject the call
   • Transfer the call to a call flow
   • Prepend CNAM to add a custom label to the front of the caller ID name
   • Append CNAM to add a custom label to the end of the caller ID name
   • Override CNAM to replace CNAM with a custom label
7. Click Save Changes