HEATKEYS

Your Source for current NAICS & SIC Manuals and Reference Files, as well as Custom Mailing Lists, Database Enhancements, List Appends and more.

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.

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.

Welcome to WhitePages! The world

Black Duck Software is the leading global provider of products and services for accelerating software development through the managed use of open source and third-party code.

Accurate and up-to-date ZIP code databases and programs with ZIP code related information such as area code, county, latitude, longitude, MSA, PMSA, FIPS code, time zone, and place FIPS. ZIP code data available for immediate download. All ZIP code da...

411.com is the web?s leading directory of contact info for people and businesses. Phone numbers, addresses, yellow pages, and more.

Free Online Medical Dictionary and Medical Searches for the Doctor or Healthcare Professional

Reference.com - Free online encyclopedia and reference. Quickly research famous people, places, topics, and events from trusted sources.

Free searchable online version of the 2009 ICD-9-CM

LexisNexis delivers workflow solutions for research professionals. Explore five billion searchable documents from more than 40,000 legal, news and business sources.