Melissa Data Corp. provides U.S., Canadian and international address, email, name and phone verification, postal encoding, and merge/purge solutions. The company also offers local API and a 24/7 on-demand Web service that instantly validates and corrects addresses and phone numbers in real-time or at the point of entry – with no software to install. Melissa Data also offers append services that fill in the blanks in your customer records, including missing email addresses and phone numbers.