Learn about phone number validation, an essential tool for effective customer outreach and customer experience. Invalid phone numbers cost organizations valuable time and resources due to lost leads, missed opportunities, and compliance risks. Effectively communicating with customers through valid phone numbers ensures maximum engagement and improved ROI.

For example, when signing up for a newsletter or downloading a white paper, the typical form requires a phone number to verify your identity. Invalid phone numbers may cause a signup to fail, or users could get frustrated and abandon the process altogether. A phone number validator can prevent this by identifying erroneous entries, such as premium rate horoscope hotlines or landlines.

Learn About Phone Number Validation: Best Practices & Tools

A quality phone number validation tool will also check if a number is correctly formatted according to the E.164 standard, and it will identify the type of line the number belongs to, such as a mobile, landline or toll-free. It should also be able to recognize the country code, and check whether the number is mobile or not, as well as determine its location.

There are several factors to consider when choosing a phone number validation tool, including the breadth of coverage, pricing, and API support. To help you select the best option for your business, we’ve compiled a list of seven must-try phone number validation tools, based on key evaluation criteria and features. The tools are designed to meet the needs of businesses of any size, from small organizations to large enterprises.