# 30006: Landline or unreachable carrier

Log Type: CARRIER

Log Level: ERROR

## Description

### Message Delivery - Landline or unreachable carrier

The destination number is unable to receive this message.

### Possible causes

* The destination number is unable to receive this message. Potential reasons could include trying to reach a landline or, in the case of short codes, an unreachable carrier.
* Your message was sent to a landline, or an unreachable carrier for this phone number type.

### Possible solutions

* Use [Lookup](/docs/lookup/v2-api/line-type-intelligence) to determine if the number is indeed a landline. If not, try again with a different phone number type. Check out the video linked below for more information.

https://www.youtube.com/watch?v=d8GfbPBaSuM