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32203: SIP: Call blocked by Twilio


ERROR: 32203

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SIP TRUNKING, TRUSTHUB, VOICE
ERROR

Twilio blocked this outbound Elastic SIP Trunking call before it reached the destination. This error occurs when Twilio identifies the destination as high risk for fraud, cannot complete the call for regulatory reasons, or requires a valid Primary Customer Profile for calls to a +1 destination.

Possible causes

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  • Twilio identified the destination as high risk for fraud.
  • Regulatory restrictions prevent the destination from being reached.
  • You are calling a +1 destination and your account does not have a valid Primary Customer Profile. This can occur when:
    • Your account does not have a Primary Customer Profile.
    • Your account has an Individual Customer Profile that was approved after October 2025. Individual profiles approved after this date do not satisfy the Primary Customer Profile requirement for +1 calling.

Additional resources

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