---
title: "Get Phone Number"
method: GET
path: "/api/v1/phone/numbers/{phone_number_id}"
tags: ["Phone Numbers"]
---

# Get Phone Number

`GET /api/v1/phone/numbers/{phone_number_id}`

## Path parameters

- `phone_number_id` string, uuid, required

## Response `200`

Successful Response

- PhoneNumberResponse
  - `id` string, uuid, required
  - `number` string, required
  - `type` 'local' | 'toll_free', required
  - `status` 'active' | 'paused' | 'released', required
  - `sms_status` 'pending' | 'ready' | 'assignment_failed', required
  - `sms_error_code` string, nullable
  - `sms_error_detail` string, nullable
  - `sms_ready_at` string, date-time, nullable
  - `incoming_call_action` 'auto_accept' | 'auto_reject' | 'webhook' | 'hosted_agent' | 'forward', required
  - `client_websocket_url` string, nullable, required
  - `incoming_call_webhook_url` string, nullable, required
  - `forwarding_target_type` 'phone' | 'sip'
  - `forwarding_phone_number` string, nullable
  - `forwarding_sip_uri` string, nullable
  - `filter_mode` 'whitelist' | 'blacklist', required
  - `state` string, nullable — 2-letter US state abbreviation for LOCAL numbers (e.g. 'NY'). Null for toll-free numbers.
  - `agent_identity_id` string, uuid, nullable — ID of the agent identity that owns this phone number, or null if the number is standalone (not tied to any agent).
  - `created_at` string, date-time, required
  - `updated_at` string, date-time, required
  - `filter_mode_change_notice` FilterModeChangeNotice
    - `new_filter_mode` 'whitelist' | 'blacklist', required
    - `redundant_rule_action` string, required — 'block' or 'allow'; the action whose rules are now redundant.
    - `redundant_rule_count` integer, required — Count of active rules whose action equals redundant_rule_action. 0 = clean flip; >0 = console UI should prompt the operator to review.

## Other responses

- `422` — Validation Error
- `4XX` — Client error with Support Agent information.
- `5XX` — Server error with Support Agent information.

---

[API](https://skmtc.dev/inkbox/apis/inkbox-api.md) · [All operations](https://skmtc.dev/inkbox/apis/inkbox-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/inkbox/inkbox-api/revisions/31f357e7e6f8/schema)