HEATKEYS

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

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.

Find latitude and longitude of any known location by clicking it on a map or entering zip codes or addresses. Batch geocode a list of locations. Convert decimal degrees to degrees minutes seconds and vice versa.

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

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

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.

IP geo-location solutions for the internet, precise and affordable IP location. Find the IP location of your web visitors. Detect city, state, country + more.

The web's best web development discussion.

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

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