Call Block Services

by | Dec 6, 2020 | Fraud & Scams

STOP SCAM CALLS and TEXTS: The Federal Communications Commission (FCC) has provided the below list of call block and labeling services currently available to consumers.

DR. ALEXIS PRO TIP: Labeling services display categories for potentially unwanted or illegal calls such as ‘spam’ or ‘scam likely’ on the Caller ID display.


o   AT&T: Mobile security and call protection services.

o   Google Project Fi: Call blocking options for Project Fi wireless service.

o   Sprint: Call blocking options using My Sprint.

o   T-Mobile: Call-protection options to identify or block potential scammers.

o   U.S. Cellular:  Automatic network call identification, labeling, and blocking app options.

o   Verizon:  Call Filter FAQS for screening and blocking unwanted calls.


o   AT&T:  Information on Digital Phone Call Protect service, call blocking, and other features.

o   CenturyLink: Customer tips and tools to block unwanted calls.

o   Comcast:  Call blocking options for XFINITY Voice subscribers.

o   Frontier Communications:  Consumer options for call blocking tools and services.

o   Spectrum:  Guide for using Nomorobo service to block robocallers.

o   Verizon:  Options for stopping unwanted calls to residential lines.

Third-Party Analytics Resources

o   First Orion:  Tools and services for mobile customers and businesses.

o   Hiya:  Tools and services for mobile phones; Hiya Connect for businesses.

o   Nomorobo:  Tools and services for VoIP landlines and mobile phones.

o   TNS Call Guardian:  Call analytics solutions for businesses.

o   YouMail:   Tools and services for individuals and businesses.

Wireless Device Solutions

o   Apple iPhones have an opt-in ‘Silence Unknown Callers’ call-screening and blocking feature.

o   Google Pixel phones have a ‘Call Screen’ call-screening and blocking feature;  Google offers several free, opt-in, call-blocking tool apps for Android phones;  and  Google Voice users can use a call management tool to block unwanted calls.

o   Samsung partners with Hiya to offer a call-blocking solution called Smart Call to label potentially unwanted calls.

Trade Association Consumer Resources and Information

o   CTIA: Consumer resources for stopping robocalls.

o   US Telecom:  Consumer information on illegal robocalls.

These resources were current as of the posting of this blog; however, if you want the most up to date call block and labeling resources, go to the websites listed below.

  • CTIA: You can find a comprehensive list of call-blocking apps for mobile phones at org, a website for the U.S. wireless communications industry. The site lists apps specific to Android, BlackBerry, iOS(Apple), or Windows devices.
  • FCC: For links to company-specific information about blocking calls, go to the FCC’s Call Blocking Resources –