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.
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Process lists using our website
Learn how to upload files from your account, see the progress, then download it when it's all done.
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Automatically process and download files
Submit files automatically with a POST request. Learn how to make list processing totally automated.
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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.
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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.
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jQuery plugin for website forms
Add address validation to your website forms with a simple copy-and-paste. No programming required!
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Output field definitions
Learn what each field in the output means.