---
title: "Assign Number Key"
method: PUT
path: "/v1/webhooks/api-key/numbers/{number_id}"
tags: ["Webhooks"]
---

# Assign Number Key

`PUT /v1/webhooks/api-key/numbers/{number_id}`

## Request

- Base URL: `https://api.agentline.cloud`
- URL: `https://api.agentline.cloud/v1/webhooks/api-key/numbers/{number_id}`
- Auth: HTTP bearer

Assign an older, untracked number to this key. A different key cannot take it.

## Path parameters

- `number_id` string, required

## Response `200`

Successful Response

- unknown

## Other responses

- `422`: Validation Error

---

[API](https://skmtc.dev/agentline/apis/agentline-prepaid-phone-service-for-ai-agents.md) · [All operations](https://skmtc.dev/agentline/apis/agentline-prepaid-phone-service-for-ai-agents/llms.txt) · [OpenAPI document](https://skmtc.dev/agentline/apis/agentline-prepaid-phone-service-for-ai-agents/revisions/18c0bdbb4b30?raw)