HEATKEYS

For data quality management tools, mailing software, consumer and residential mailing lists, address verification, and NCOA services, visit MelissaData.com, a leading source of cost effective, direct marketing database solutions.

Musings of a web developer, data journalist, historian, and cat herder from Baltimore.

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.

United States Zip Codes provides a free zip code map and list of zip codes by state. Find zip codes by address, zip codes by city, or zip codes by state and compare shipping rates for USPS, UPS, and FedEx.

Blink provides information for UC San Diego faculty and staff.

CSGNetwork Free Information. Calculators, Converters, Glossary, Open Source Code... find something. Most pages require JavaScript.

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...

ZIP Code Database list & Demographics - ZIP Codes by City with Boundary Data - Free ZIP Code Finder - or Download the Data - Maps, Zip Codes, Area Codes, Household Income, Current Population, Multi County Data, Postal codes, MSA codes, CBSA codes...

Google\

Professional search tool to find and investigate people and businesses, research phone numbers and addresses

Web search secrets, search engine information, Web 2.0 tools and tips and more at About Web Search, your best resource for learning how to search the Web more productively.

BM-Win Plus is a Complete yet Inexpensive Bulk Mail ( Direct Mail Advertising ) Pre-Sort Software pkg.