How do you want to use LiveAddress?
Together, LiveAddress API and LiveAddress for Lists make it easy to validate addresses without interrupting your workflow. [Compare]
With spreadsheets and files
LiveAddress for Lists is our CASS-Certified™ list processing service. It can be used to validate existing databases or files containing address data. You may upload lists manually or automatically.
Process lists using our website
Learn how to upload files from your account, see the progress, then download it when it's all done.
Automatically process and download files
Submit files automatically with a POST request. Learn how to make list processing totally automated.
Understand the output (results)
Learn what columns in the output files mean. Field definitions.
With websites and apps
LiveAddress API is for use on websites or in applications or Office™ programs. The API is perfect for point-of-entry validation and can add great value to your business.
REST endpoint documentation
Learn how easy it is to hook into our REST endpoint and perform API requests using only a few lines of code.
jQuery plugin for website forms
Add address validation to your website forms with a simple copy-and-paste. No programming required!
Output field definitions
Learn what each field in the output means.