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Error 32220

Product: Programmable Voice

ERROR - 32220

Specifying an edge is not allowed when dialing SIP registered endpoints

Twilio SIP domains allow endpoints to register through any supported SIP edge location. When dialing a registered endpoint, Twilio will fork the call to all SIP devices registered under the same username/domain. Dialing one of your SIP domain's localized URIs (such as is not supported.

Possible Causes

  • Attempting to place a call to, or any other edge variant (e.g. ashburn-ix, umatilla, sydney, etc.)
  • Note that existing registration customers dialing or are allowed (although this behavior is deprecated).

Possible Solutions

  • Dial the global URI for your SIP domain, e.g.
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