---
page_type: error
code: 21252
message: "21252: Invalid Region"
level: ERROR
product: Elastic SIP Trunking
---

## Description

Invalid Region

### Possible Causes

- The Region requested is not valid.

### Possible Solutions

- Please see [Localized Termination URIs](/docs/sip-trunking#localized-termination-uris) for more information on the valid Elastic SIP Trunking Regions.