HLR LookupPeople DataEnrichment

Validate and format a phone number

hlrlookup.people.phone.validate

Validates the number and returns number type, issuing network and formatted output without a live HLR lookup.

Price: freeAt provider cost
Success rate: 100%Last 30 days · 110,900 calls
Latency p50: 186 msp95 480 ms
Last verified: Oct 8, 2026Verified working

POSThttps://toolswitch.dev/v1/tools/hlrlookup.people.phone.validatePreview

Uses platform quota
Synchronous response
Reads public data

Parameters

Free: a live call reported credits_spent 0 and left the balance unchanged. Answers arrive in results[0]: telephone_number_type and original_network_details. This is the network that issued the number range, not the one serving it now, and there is no live status.

This tool has no parameters. See provider docs ↗ Provider docs

Code samples

Replace $TOOLSWITCH_KEY with the key you created in the console.

Preview

curl -X POST 'https://toolswitch.dev/v1/tools/hlrlookup.people.phone.validate' \
  -H "X-Toolswitch-Key: $TOOLSWITCH_KEY" \
  -H "Content-Type: application/json" \
  --data-raw '{"telephone_number":"447540822872"}'

import os
import json
import requests

response = requests.request(
    "POST",
    "https://toolswitch.dev/v1/tools/hlrlookup.people.phone.validate",
    headers={"X-Toolswitch-Key": os.environ["TOOLSWITCH_KEY"]},
    json=json.loads("{\"telephone_number\":\"447540822872\"}"),
)
response.raise_for_status()
print(response.text)

const response = await fetch("https://toolswitch.dev/v1/tools/hlrlookup.people.phone.validate", {
  method: "POST",
  headers: {
    "X-Toolswitch-Key": process.env.TOOLSWITCH_KEY ?? "",
    "Content-Type": "application/json",
  },
  body: JSON.stringify(JSON.parse("{\"telephone_number\":\"447540822872\"}")),
});
if (!response.ok) throw new Error(`Request failed: ${response.status}`);
console.log(await response.text());

This gateway API is in preview; its URL and authentication may change. The example parameters are sample data. Calls are billed at free, including the service fee.