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Error
Carrier error

32803: Branded Calling phone number attachment failure

Twilio Voice DocumentationVoice

Description

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Twilio tried to attach a phone number to your Branded Calling registration, and the request couldn't be completed. This error applies to one phone number. The rest of your registration may not be affected.

Possible causes

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  • The carrier didn't enable Branded Calling for the phone number.
  • The phone number is already registered to a different Branded Calling registration.