USPS National Change of Address (NCOA)

Description

National Change of Address (NCOA) "is a secure dataset of approximately 160 million permanent change-of-address (COA) records consisting of the names and addresses of individuals, families and businesses who have filed a change-of-address with the USPS. It is maintained by the United States Postal Service and access to it is licensed to service providers and made available to mailers. COA data is a compilation of new mailing addresses for individuals or entities collected by USPS over the past 4 years. COA data includes permanent and temporary change-of-address records and deleted records. USPS National change of address information provided to Census on a monthly basis.

Download supplemental documentation such as codebooks.

Download

Data Access

Where to apply

https://www.census.gov/about/adrm/fsrdc.html

Fees

Possible seat fee dependent on consortium membership. URL for more information: https://www.census.gov/about/adrm/fsrdc/about/fsrdc-network-fees.html

Access modality

FSRDC

Usage restrictions

Census Bureau restricted-use data must be used for statistical purposes and cannot be used for purposes of enforcing laws or regulations or for profit.

Public Use File available

Geography differs from restricted-use file (RUF)

Variable detail differs from Restricted Use File (RUF)