ClickToAddress - ClickToAddress offers APIs for address lookup and verification.
Loqate - The Standard in Global Address Verification
Addressy - Addressy is address verification software that captures and verifies addresses on websites.
SAP Data Management - Sap Data Management is a flagship enterprise information management solution that facilities the organizations to manage data quality, migration of data, text analytics, and interconnectivity with both SAP and non-SAP system.
Addressify - Addressify is an API that allows developers to implement address verification, validation and autocomplete for Australia in their apps.
AccuZIP - AccuZIP Postal Software and Data Cleansing For Direct Mail Marketing