Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock ( ) or https://
means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
The purpose of this document is to lay out the National Address Database (NAD) Schema, including all attribute fields and domains. This schema is in line with the minimum content approach that was...
data.gov
An official website of the GSA's Technology Transformation Services