HEATKEYS

Address verification from Experian QAS enhances USPS postal address data quality with front-end and back-end data verification software products.

AIMS - Johnson County, Kansas Automated Information Mapping System (AIMS) provides access to GIS data, digital and hard copy maps, metadata, and more.

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.

Get shipping rates, buy stamps, print postage, track a package, look up a ZIP Code? - Find the mailing products and services you need at USPS.com.

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

Möglichkeiten der Adressbereinigung mit AddressDoctor, dem anerkannten Experten für Adressprüfung, Adresskorrektur und Dublettenabgleich.

MapQuest Developer Network welcome page for guest users. Get all the information you need and sign up for the MapQuest Platform.

Oracle Documentation

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...

Welcome page for MapQuest Platform Web Services. The Platform Web Services provide an easy HTTP interface to MapQuest functionality.