HEATKEYS

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

YouTube is a place to discover, watch, upload and share videos.

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

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.

Make maps from a list of multiple addresses, create a mobile optimized map or locator. Free hosting for your custom interactive map or locator.

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

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...