HEATKEYS

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

A simple yet modern discussion forum for land surveyors.

Online Reverse Lookup Directory contains list of useful websites for reverse lookup services listed under their respective relevant categories.

Commercial ZIP code database software - Rated #1 - with area code, county, latitude, longitude, MSA, PMSA, FIPS code, and timezone. Updated monthly.

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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...

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Zip code locator software, dealer locator software, store locator, Zip search software by Xtreme Locator

Blink provides information for UC San Diego faculty and staff.