GET

Get Phone Number

Retrieves a single phone number by id.

GEThttps://api.vantaxai.com/v1/phone-numbers/{phone_number_id}

Headers

Authorizationstringrequired
Bearer authentication with your secret API key.
example: Bearer vx_live_3fa9c2…

Path Parameters

phone_number_idstringrequired
The phone number's unique identifier.
example: pn_55ad12

Request

curl -X GET https://api.vantaxai.com/v1/phone-numbers/pn_55ad12 \
  -H "Authorization: Bearer vx_live_3fa9c2..."

const res = await fetch(
  "https://api.vantaxai.com/v1/phone-numbers/pn_55ad12",
  {
  method: "GET",
  headers: {
    Authorization: "Bearer vx_live_3fa9c2...",
  },
  }
);
const { data } = await res.json();

import { Vantax } from "@vantax/sdk";

const vantax = new Vantax({ apiKey: process.env.VANTAX_API_KEY! });
// GET /v1/phone-numbers/{phone_number_id}
const result = await vantax.request("GET", "/v1/phone-numbers/{phone_number_id}");

from vantax import Vantax

vantax = Vantax(api_key=os.environ["VANTAX_API_KEY"])
# GET /v1/phone-numbers/{phone_number_id}
result = vantax.request("GET", "/v1/phone-numbers/{phone_number_id}")

Response

{
  "success": true,
  "data": {
    "id": "pn_55ad12",
    "number": "+14155550142",
    "country": "US",
    "source": "platform",
    "agent_id": "agt_3d9b21",
    "sub_account_id": "sub_8a1f4c2e",
    "capabilities": {
      "voice": true,
      "sms": true
    },
    "created_at": "2026-01-14T10:30:00Z"
  }
}

{
  "success": false,
  "message": "Phone number not found"
}