---
title: "Release a phone number. Irreversible."
method: DELETE
path: "/agentphone/v1/numbers/{numberId}"
tags: ["AgentPhone"]
---

# Release a phone number. Irreversible.

`DELETE /agentphone/v1/numbers/{numberId}`

## Request

- Base URL: `https://api.orthogonal.com/mpp`
- URL: `https://api.orthogonal.com/mpp/agentphone/v1/numbers/{numberId}`
- Auth: none declared
- TypeScript: <https://skmtc.dev/orthogonal/apis/orthogonal-api-marketplace/docs/agentphone/v1/numbers/:numberId/delete.ts> (a function with typed inputs; its response is checked against the schema)

## Path parameters

- `numberId` string, required

## Response `200`

Successful response

## Changes

- **2026-11-08** `857e915717f4`: 1 breaking
  - added the new path request parameter `numberId`
- **2026-08-07** `a2f6a959fef9`: 1 info
  - removed the non-success response with the status `402`

[Operation history](https://skmtc.dev/orthogonal/apis/orthogonal-api-marketplace/changes/agentphone/v1/numbers/:numberId/delete.md)

---

[API](https://skmtc.dev/orthogonal/apis/orthogonal-api-marketplace.md) - [All operations](https://skmtc.dev/orthogonal/apis/orthogonal-api-marketplace/llms.txt) - [OpenAPI document](https://skmtc.dev/orthogonal/apis/orthogonal-api-marketplace/revisions/fc2e1d26c8eb?raw)