---
title: "Changes to Add phone numbers to the optouts list which shall stop receiving messages from a sender number."
method: POST
path: "/sms/optouts:add"
---

# Changes to Add phone numbers to the optouts list which shall stop receiving messages from a sender number.

`POST /sms/optouts:add`

> Every recorded change to this endpoint, newest first.

## Timeline

Changed in 1 of 5 revisions.

- **2026-07-13** `a402be972bb5` — 2 info

## Changes

- **2026-07-13** `a402be972bb5` — 2 info
  - added the non-success response with the status `400`
  - added the non-success response with the status `401`

---

[Operation](https://skmtc.dev/azure/apis/communication-sms/docs/sms/optouts:add/post.md) · [API](https://skmtc.dev/azure/apis/communication-sms.md) · [Page](https://skmtc.dev/azure/apis/communication-sms/changes/sms/optouts:add/post)