LogMeIn support sites no longer support Microsoft's Internet Explorer (IE) browser. Please use a supported browser to ensure all features perform as they should (Chrome / FireFox / Edge).

The GoTo support site no longer supports Safari 15. Please upgrade your browser to Safari 16 (or newer) or switch to a supported browser such as Google Chrome, Mozilla Firefox, or Microsoft Edge.

Lightweight virtual phone system for small business. Discover Grasshopper.

We are currently experiencing an unplanned outage for this product. View Service Status
  • Support
  • Products

    Explore support by product

    GoTo Connect

    All-in-one phone, meeting and messaging software

    GoTo Meeting

    Video and audio meeting software

    GoTo Webinar

    All-in-one webinar and virtual events software

    GoTo Room

    Conference room hardware

    GoTo Training

    Online training software

    OpenVoice

    Audio conferencing software

    Grasshopper

    Lightweight virtual phone system

    join.me

    Video conferencing software

    LogMeIn Resolve

    IT management & support

    LogMeIn Resolve MDM

    Mobile device management

    LogMeIn Pro

    Remote device access

    LogMeIn Central

    Remote monitoring & management

    LogMeIn Rescue

    Remote IT support

    GoToMyPC

    Remote desktop access

    GoToAssist

    Remote support software

    Hamachi

    Hosted VPN service

    RemotelyAnywhere

    On-prem remote access solution
  • Community
  • Trainings
  • Service Status
  • Register your brand and SMS

    Carriers are now blocking all unregistered outbound SMS per industry regulations to combat spam. Registration is mandatory for all providers, not just Grasshopper. Register now to restore or maintain SMS service. Grasshopper cannot expedite carrier reviews.

    Chat with our virtual agent

    Try chatting with our new virtual agent (beta)! Ask your questions here.

  • Language selector icon Language selector icon
    • English
    • français
    • italiano
    • Deutsch
    • español
    • português
    • Nederlands
  • Contact Support
  • Service Status
  • User Avatar User Avatar
    • Support
    • Contact Support
    • Browse Products
    • Service Status
    • Community
    • Trainings
    • Sign in
    • User Avatar
    • My Account
    • Personal Info
    • Sign In & Security
    • Billing Center
    • https://link.goto.com/myaccount-billing
    • My GoTo Connect
    • My Meetings
    • My Webinars
    • My Trainings
    • My Conferences
    • My Resolutions
    • My Mobile Devices
    • My Sessions
    • My Sessions
    • My Incidents
    • Sign out
  • Explore Features
  • Making and Receiving Calls
product logo
Back button image Back
Back button image
product logo

Block a Phone Number

Block phone numbers and manage all blocked phone numbers.

Tip: You can choose the Callers will be asked for their name, then announced to you setting from How should Grasshopper handle calls to this number? when setting up call forwarding on an extension as a way to screen your phone calls.

Web Portal

  1. Sign in at https://nuui.us.grasshopper.com.
  2. Select Messages & Calls.
  3. Select More next to an entry from All Messages or Voicemails, and then select Block Number.
  4. From Faxes, Deleted, All calls, and Missed calls, select Block next to a phone number you’d like to block and then select Block again to confirm.
  5. Optional: To unblock a phone number, go to Messages & Calls > Blocked and select Unblock.

Desktop App

  1. Sign in to the desktop app.
  2. Select Recent from the left navigation menu.
  3. Select the row for the phone number you’d like to block and then select Block this Number.
  4. Optional: To unblock a phone number, select the settings icon in the top right, select Blocked Numbers, and then select Unblock next to the desired phone number.

Mobile App

  1. Sign in to the mobile app.
  2. From Calls > Recent:
    1. Select the information icon next to the desired phone number.
    2. Select More from the bottom right corner, and then select Add to Blocked Numbers.
  3. From Messages (Conversations):
    1. Swipe left on the desired phone number.
    2. Select More and then select Add to Blocked Numbers.
  4. Optional: To unblock a phone number, go to Settings > Blocked Numbers, swipe left on the desired phone number, and then select Delete.

Need help?

Contact icon Contact support
Community icon Ask the Community
Training icon Attend trainings
Video icon Watch videos
  • Language selector icon Language selector icon
    • English
    • français
    • italiano
    • Deutsch
    • español
    • português
    • Nederlands
  • About Us
  • Terms of Service
  • Privacy Policy
  • Trademark
  • Do Not Sell or Share My Personal Info
  • Browse Products
  • Copyright © 2025 GoTo Group, Inc. All rights reserved

Collaboration Products

GoTo Connect

GoTo Meeting

GoTo Webinar

GoTo Training

join.me

Grasshopper

OpenVoice

Remote Solutions Products

GoTo Resolve

Rescue

GoToAssist

Access Products

Pro

Central

GoToMyPC