YAddress

Address Correction, Validation, Standardization and Geocoding

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What YAddress Does

Corrects thousands of typos, misspellings, common abbreviations and other text entry errors.
Returned address is known to represent a valid location. If not, you get an error code.
Every address is presented in the USPS® standard format, suitable for mailing and direct string comparison of addresses.
Returns latitude and longitude of the address" location on the map with precision to the exact building.
Returns many other data fields such as FIPS codes for state and county, US Census Bureau tract and block, and many more. See Web API for details.

Two Deployment Options

Web API

Convenient RESTful API on the Web. JSON and XML-formatted responses.

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Software Package

Deploy and host locally on your own hardware.

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Use YAddress Directly from SQL Server

On Microsoft® SQL Server, you can use YAddress directly from T-SQL queries and stored procedures or incorporate it into your SSIS solutions.


YAddress integration components are available as a CLR User Defined Function (UDF) in CodePlex open-source repository.

Wonder How YAddress Works?

Find out in Dr. Dobb's Magazine

Read our article on inner-workings of YAddress in Dr. Dobb's Magazine -- the #1 publication for serious developers

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