Validate phone numbers and get detailed carrier information. Check if a number can receive SMS, WhatsApp, or RCS messages.
Verify if a phone number is valid and properly formatted in seconds.
Identify the mobile carrier and line type (mobile, landline, VoIP).
Check which messaging channels the number can receive (SMS, WhatsApp, RCS).
Need to validate phone numbers programmatically? Use our Phone Validator API.
import { Zavu } from '@zavu/sdk';
const zavu = new Zavu(process.env.ZAVU_API_KEY);
const result = await zavu.phone.lookup('+15551234567');
console.log(result);
// {
// valid: true,
// countryCode: 'US',
// carrier: 'Verizon Wireless',
// lineType: 'mobile',
// canReceiveSMS: true,
// canReceiveWhatsApp: true
// }Get started with Zavu and reach your customers on every channel.