HEATKEYS

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...

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.

Every address matters - Reduce your return mail and mis-shipments, get postal savings, and keep your addresses updated in the cloud with DuoShare.com

Data scrubbing - mailing list cleaning - mailing List cleanup service company for clean data using NCOA, ACS, and other USPS tools.

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

Citation Software Inc. offers software solutions for variable data printing & publishing, on demand printing & publishing, data-driven graphics, PDF creation and manipulation, PDF workflow management, postal automation, and data enhancement

The official Bill Myers site for Product Developers, publishers, writers, independent video producers and entrepreneurs.

For 90 years, Pitney Bowes has been the leader in postage meters and machines. Order postage by phone, buy postage meter supplies and more.