HEATKEYS

A free and open source web-based GIS application portal for geocoding, geocode correction, address validation, and data capture

This is a partial port of the Perl Geo::StreetAddress::US CPAN module to C#. The goal is to take a US address as a single-line string and parse it out into its component pieces to accelerate data entry and import.

Divide a single address (as string) into its individual component parts : house number, street type (bd, street, ..), street name, unit (apt, batiment, ...), zipcode, state, country, city

Address Parser

TechRepublic helps IT decision-makers identify technologies and strategies to empower workers and streamline business processes. The site delivers a unique blend of original content by IT professionals, peer-to-peer advice from the largest community ...

Gisgraphy is a free, open source framework that offers the possibility to do geolocalisation and geocoding via Java APIs or REST webservices. Results can be output in XML, Atom, RSS, JSON, PHP, Ruby, and Python.

Parse is a complete technology stack to power your mobile app

SmartyStreets is the leading mailing list software and address hygiene services provider. We provide on-demand USPS CASS Scrubbing and postal address verification, validation, certification, and standardization services that are CASS-Certified(TM) by...

The World Wide Web Consortium (W3C) is an international community where Member organizations, a full-time staff, and the public work together to develop Web standards.