Improve your contact rate and clean your lists with industry-leading phone number validation API.
Phone Number Validation and Verification API is a fast, lightweight, modern, and RESTful JSON API for determining the validity and other details of phone numbers from over 190 countries.
It's very simple to use: you only need to submit your API key and a phone number, and the API will respond as assessment of its validity, as well as additional details like the carrier details, line type, region and city details, and more.
Validating and verifying phone numbers is a critical step to reducing the chances of low quality data and fraudulent or risky users in your website or application.