Whether you are an organization or a business, it’s important to validate phone numbers. This can help you identify a phone line’s carrier, active status, and whether or not a number is connected. It can also help you clean up your contact list and improve your lead quality.

Verify Phone Numbers for Free

Invalid numbers can increase your costs, and they can negatively affect your reach-rate. Fortunately, there are a variety of tools you can use to verify a phone number’s validity. Using the right API can make this process easy.

The API may have a number of functions, but the most basic is a simple, one-line check to see if a phone number is valid. Invalid phone numbers need to be removed from your database as soon as they’re detected. The following tips can help you do this.

To get started, find a provider that offers free phone number validation. Most services will provide you with a handful of free credits to test out a couple of messages.

You can also use a library to check the validity of a phone number. For example, Google’s lib phone number is a great tool that formats a number in the national format of your locale. It can even format the number on the fly.

You can also look up a phone number by searching for specific information. This is the best way to make sure you are sending the right message to the right person.

You can also use regular expressions to check a phone’s format. This can be done either on the server or on the user’s side.