Address Autocomplete | Data Quality 

Add Global Express Entry to power your web forms and CRM with type-ahead address autocompletion, and say goodbye to incorrectly addressed mail, location errors like inaccurate ZIP Code®, and even typos and invalid email addresses. Global Express Entry suggests a complete, verified postal and/or email address as a user types, saving up to 50% in data entry time and simplifying shopping cart checkout.

https://www.melissa.com/au/address-autocomplete