---
"@context": https://schema.org
"@type": TechArticle
"@id": https://www.twilio.com/docs/api/errors/60411#article
headline: "60411: Phone Number or Phone Number Prefix already exists in Safelist"
url: https://www.twilio.com/docs/api/errors/60411
inLanguage: en
dateModified: 2026-03-11T20:43:38.000Z
author:
  "@type": Organization
  name: Twilio Developer Education Team
publisher:
  "@type": Organization
  name: Twilio
---

# 60411: Phone Number or Phone Number Prefix already exists in Safelist

Log Type: APPLICATION

Log Level: ERROR

## Description

The phone number or prefix of the phone number that you are trying to add already exists in the SafeList.

### Possible causes

* Multiple requests were made to add the phone number or phone number prefix to the SafeList.
* The phone number or prefix of the phone number was already added at an earlier time.

### Possible solutions

If either the phone number or the prefix of the phone number is present in the SafeList already, it requires no further action on your end.