Block unwanted phone calls

Block specific phone numbers, area codes, or entire countries from your phone system. By blocking numbers, you can prevent spam calls and texts from distracting your customer service teams.

An example of the Telzio Call Blocking feature on the Telzio console.

Call blocking features

  • Restrict inbound and/or outbound calls for specific numbers, area codes, and countries.
  • Avoid pesky spam callers with automatic spam filtering.
  • Create a whitelist to allow certain numbers to bypass your spam filters.
  • Update your lists anytime through your Telzio Dashboard.

Blocking calls, texts, and faxes

Telzio's Number Blocking feature enables you to prevent unwanted callers from calling your number. It helps prevent spam calls and messages from reaching your business.

When a number is added to your blocked numbers list, it blocks all incoming calls, faxes, and text messages from that number. You can choose to block only incoming calls, only outbound calls, or both.

Frequently Asked Questions

  • Is there a limit on the number of phone numbers I can block?
    There's no limit to the number of phone numbers you can add to your blocked numbers list and allowed numbers list.
  • How do I block incoming calls?
    You can add blocked contacts right through your Telzio Dashboard online. When you receive an unwanted call, retrieve the caller ID from your call log and add the number to your blacklist.

Business Phone System Features Overview