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US Postal Address Verification

for websites and lists of contact data


Verify 500 Addresses Free

Postal Address Verification Features

Postal Address verification software provides complete and standardized U.S. Postal Service┬« (USPS) addresses by appending ZIP + 4┬« data, prompting for missing address details, and correcting any spelling or formatting errors. 

US postal address verification from Experian Data Quality:

  • Allows you to integrate validation into your web forms, or clean lists on an ongoing basis.
  • Uses the latest USPS┬« data sets such as: NCOALink , name verification and latitude an longitude.
  • Gives you access to international data from over 240 countries.

USPS Address Verification