---
page_type: error
code: 21409
message: "21409: VoiceCallerIdLookup cannot be set for this phone number"
level: ERROR
---

## Error - 21409

### VoiceCallerIdLookup cannot be set for this phone number

You attempted to set the VoiceCallerIdLookup for a phone number using the REST API, but the number does not support this feature.