Skip to contentSkip to navigationSkip to topbar
On this page

Channel could not find To address



ERROR: 63003

error-63003 page anchor
PROGRAMMABLE SMS
ERROR

You have tried to send a message to a To address that is inactive or invalid.

Possible Causes

possible-causes page anchor
  • The To address is no invalid or longer belongs to a mobile user
  • The To address was entered or formatted incorrectly
  • Ensure you have provided the correct To address for the user you are trying to reach
  • Ensure that the To address is still active

Need some help?

Terms of service

Copyright © 2024 Twilio Inc.