With over 400 million US and Canadian records, including 170 million wireless numbers, this is one of the most accurate and up-to-date telephone number validation service available. Telephone data is compiled from over 4,000 US, Canadian, and Puerto Rican telephone carriers.

The real-time, reverse phone lookup API provides geocoded carrier and contact information, including; name, address, and date ported. The service also includes line type, SIC business categorization on business numbers, SMS/MMS address information for wireless numbers and Local Number Portability tracking for carrier and line type identification on ported numbers.

The reverse phone lookup also identifies portable VOIP and prepaid phone numbers for fraud prevention practices.