AT&T
      Back to home
      1. Signpost Help Center
      2. Call Forwarding
      3. AT&T

      AT&T Call Forwarding Instructions

      Instructions for activating and deactivating call forwarding from a AT&T device.

      Turning on Call Forwarding

       

      Conditional Call Forwarding (Missed calls come to the answering service)

      1. Dial **004* with your Signpost forwarding number then *11#
      • Example: *004*5551236789*11#
      1. Call the number, and listen for a success message

      Unconditional Call Forwarding (All calls come to the answering service)

      1. Dial **21* with your Signpost forwarding number then #
      • Example: **21*5551236789*11#
      1. Call the number, and listen for a success message

       

      Turning Off Call Forwarding

       

      If you wish to change your forwarding type, please deactivate current forwarding before dialing in new codes

       

      Turn off Conditional Call Forwarding 

      1. Dial ##004#
      2. Call the number, and listen for a success message

      Turn Off Unconditional Call Forwarding

      1. Dial ##21#
      2. Call the number, and listen for a success message

       

      If you are experiencing issues please check the following items

      1. Ensure you have the device/number you wish to forward from

      Note: Your Signpost forwarding number can be found at the top of your Messaging Hub

      2. Important Information for Iphone Users:

      If calls are not being forwarded after entering your code. Check the “Live Voicemail” setting in your Iphone and ensure that it is turned off! (Grayed Out)

       

      Additional Resources: 

      If you experience any issues, please reach out to AT&T Customer Service at (800) 331-0500 and inform them that you’re having trouble activating call forwarding or conditional forwarding. They should be able to assist you with the activation.