Phone validation API is a tool that helps developers ensure that the contact information they use in their apps or websites is valid. This can be useful in many different ways, including helping to prevent fraud and improve customer and client communication. In this article, we will take a look at seven of the best phone validation APIs available on the market.

1. Abstract API

This RESTful API allows you to verify a phone number by providing it with an API key and the phone number itself. It will return details about the location, carrier, line type, and validity of that number. The Abstract API also supports both domestic and international numbers, and it is secured with 256-bit SSL encryption. It offers a free plan that gives you 250 verifications before you need to upgrade to a paid subscription.

2. Numlookup API

This phone validation API uses a variety of data sources to verify phone numbers, with coverage spanning over 240 countries. It can also detect whether a phone number has been ported to another carrier, as well as identify the country of origin of a phone number. Its pricing plans vary worldwide, but they all offer unlimited calls and database comparisons to help speed up the validation process.

3. Byteplant API

Byteplant’s phone validation API enables businesses to automate their processes by verifying the ownership and validity of a number in real-time. It can also detect the line type of a phone number, enabling businesses to tailor their communications strategies accordingly. The API can be used to integrate with websites, CRMs, and ERPs. It can also be integrated with chatbots and other automated systems to improve the user experience and increase conversions. The Byteplant phone validation API operates in compliance with the FCC Telephone Consumer Protection Act and is designed to meet international standards.

4. IPQualityScore API

IPQualityScore’s phone validation API is a popular choice for businesses looking to enhance their user verification and chargeback defense capabilities. The service analyzes the risk score of a phone number to determine its eligibility for certain transactions and identify suspicious behavior. It can also return a personal or company name associated with the phone number, allowing businesses to verify the identity of users and prevent fraudulent activity. The IPQualityScore phone validation API is compatible with a wide range of programming languages and offers a free trial that provides 50 credits.

5. Mocean API

The Mocean phone validation API provides a fast and reliable solution for checking the validity of a phone number. It performs live network queries and database comparisons in over 240 countries to provide the fastest possible response. It can also detect whether a phone is disconnected or out of order, as well as identify the name of the carrier and the country of origin. The API is easy to integrate with and has a simple, straightforward interface. Its pricing plans are also competitive, with no setup fees or monthly rates.