---
title: "Get Busy Phone Numbers"
method: GET
path: "/api/v1/campaigns/{campaign_id}/busy-phone-numbers"
tags: ["Campaigns"]
---

# Get Busy Phone Numbers

`GET /api/v1/campaigns/{campaign_id}/busy-phone-numbers`

## Request

- Base URL: `https://voice.getprosperapp.com` (the document declares no server; this is the origin it was published from)
- URL: `https://voice.getprosperapp.com/api/v1/campaigns/{campaign_id}/busy-phone-numbers`
- Auth: none declared
- TypeScript: <https://skmtc.dev/getprosperapp/apis/prosper-voice/docs/api/v1/campaigns/:campaign_id/busy-phone-numbers/get.ts> (a function with typed inputs; its response is checked against the schema)

The current phone numbers of the campaign's targets that are in one of
`status`, or that were called at or after `called_since`.

## Path parameters

- `campaign_id` string, required: The ID of the campaign.

## Query parameters

- `status` CampaignTargetStatus[], required: A target in any of these statuses makes its phone number busy. Repeat the param for several. Finished and Failed are refused.
- `called_since` string, date-time, required: A call to a target at or after this time makes its phone busy.

## Response `200`

Successful Response

- BusyPhoneNumbersResponse
  - `phone_numbers` string[], required

## Other responses

- `422`: Validation Error

## Changes

- **2026-11-04** `2a71b607b2df`: 1 info
  - endpoint added

[Operation history](https://skmtc.dev/getprosperapp/apis/prosper-voice/changes/api/v1/campaigns/:campaign_id/busy-phone-numbers/get.md)

---

[API](https://skmtc.dev/getprosperapp/apis/prosper-voice.md) - [All operations](https://skmtc.dev/getprosperapp/apis/prosper-voice/llms.txt) - [OpenAPI document](https://skmtc.dev/getprosperapp/apis/prosper-voice/revisions/33f8da10ff36?raw)