Datafinder's Online Audience Builder API service enables you to programmatically append extended complete contact information to your customer or prospect list. Fill in the alternate missing contact information such as full names, alternate email addresses, phone numbers, and postal addresses.
Please note: Emails and other contact data supplied for an online audience are not appropriate for direct communication marketing campaigns. Maintain your IP reputation and ability to send emails by using only Versium-validated emails for direct campaigns. You can get validated emails with our Consumer Email append Consumer Email append. For more information, see Best Practices for Email Campaigns.
Our versatile API service supports multiple contact Inputs including any combination of:
The Online Audience Builder Append API provides the following Outputs:
Queries remaining: 10
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