---
"@context": https://schema.org
"@type": TechArticle
"@id": https://www.twilio.com/docs/api/errors/21634#article
headline: "21634: SIP Trunk is in use for emergency calling"
url: https://www.twilio.com/docs/api/errors/21634
inLanguage: en
dateModified: 2026-03-11T18:38:39.000Z
author:
  "@type": Organization
  name: Twilio Developer Education Team
publisher:
  "@type": Organization
  name: Twilio
---

# 21634: SIP Trunk is in use for emergency calling

Log Type: APPLICATION

Log Level: ERROR

## Description

Please disable emergency calling on these numbers before proceeding.

### Possible causes

* One or more numbers associated with this SIP Trunk are provisioned for emergency calling.

### Possible solutions

* Refer to the docs on [Emergency Calling](/docs/sip-trunking/emergency-calling) over SIP trunking for more details.