Release a phone number

Release a phone number — permanent and cannot be undone. A purchased number goes back to the carrier and stops renewing (it may not be possible to buy it back); an imported number has its SIP setup removed. Any agent loses the number immediately.

DELETE https://api.centerfy.ai/webhooks/inbound/phone-numbers/:id

Headers

Header	Required	Value	Description
`x-api-key`	Yes	your sub-account API key (cfy_…)	Authenticates the request; or use Authorization: Bearer `<key>`.

Path parameters

Name	Type	Required	Description
`id`	`string (uuid)`	Yes	The phone number id (from GET /webhooks/inbound/phone-numbers or the purchase/import response).

Example

curl -X DELETE "https://api.centerfy.ai/webhooks/inbound/phone-numbers/{id}" \
  -H "x-api-key: $CENTERFY_API_KEY"

import { CenterfyClient } from "@centerfy/sdk";

const centerfy = new CenterfyClient({ apiKey: process.env.CENTERFY_API_KEY! });

const result = await centerfy.phoneProvisioning.release("<phoneNumberId>");
console.log(result);

centerfy phoneProvisioning release <phoneNumberId>

MCP tool: centerfy_phone_numbers_release (see MCP server)

Response

{
  "status": "success",
  "released": true,
  "phone_number_id": "9f8e7d6c-5b4a-4392-8170-6f5e4d3c2b1a",
  "phone_number": "+14155550123",
  "was_purchased": true,
  "dispatch_rule_deleted": true
}

Errors

400 — if id is not a UUID.
404 — if the number is not in this sub-account.
502 — if the release failed — the number was not deleted.

Notes

was_purchased is true for numbers bought through Centerfy, false for imported ones.