The ability to validate phone numbers helps improve your database accuracy, boosts the efficiency of your marketing team’s efforts, and elevates the customer experience. With the right API for validating phone numbers, you can be confident that your email and SMS campaigns are reaching their intended recipients and that sign up flows aren’t wasting your resources on fake or invalid data.

Choosing the best API for validating phone numbers involves considering key factors like ease of use, global reach and coverage, integration capabilities, pricing structure, and more. In this article, we’ll explore the top 7 phone validation API options on the market and help you find the best fit for your business.

API for Validating Phone Numbers: Reduce Fraud & Improve Accuracy

NumberChecker is a phone number verification and validation API that supports both local and international numbers. It uses various sources to validate phone numbers and offers multiple types of validation, including country code and city of origin detection. It also identifies whether the number is disconnected and provides information on the line type (mobile/wireless, landline, VoIP) and prepaid status.

The python-based Numverify API is easy to integrate with and is compatible with most popular development languages. Its state-of-the-art capabilities include the ability to verify a phone number in real time, identify the carrier and location, and detect invalid and spoof numbers. The API has a free tier that’s limited to 50 credits and subscription plans that offer varying rates depending on your needs.