---
"@context": https://schema.org
"@type": TechArticle
"@id": https://www.twilio.com/docs/api/errors/21458#article
headline: "21458: PhoneNumber Provisioning Type Mismatch"
url: https://www.twilio.com/docs/api/errors/21458
inLanguage: en
dateModified: 2026-03-11T20:01:16.000Z
author:
  "@type": Organization
  name: Twilio Developer Education Team
publisher:
  "@type": Organization
  name: Twilio
---

# 21458: PhoneNumber Provisioning Type Mismatch

Log Level: ERROR

## Description

The type of a PhoneNumber (toll-free or not) did not match the type of the IncomingPhoneNumbers sub-resource (Local or TollFree).

### Possible causes

* Make sure to provision toll-free numbers from the IncomingPhoneNumbers/TollFree resource or directly from the IncomingPhoneNumbers/ resource.
* Make sure to provision non-toll-free numbers from the IncomingPhoneNumbers/Local resource or directly from the IncomingPhoneNumbers/ resource.