Other
Usps: Zip Code Lookup
This search provided by the United States Postal Service will help you determine what zip code is associated with what city and vice versa.
National Council of Teachers of Mathematics
Nctm: Figure This: Bar Codes
An exploration of the binary system using U.S. postal zip codes. Discover what numbers the long and short bars in a zip code represent in this one page activity from the NCTM Math Challenges for Families collection.
ClassFlow
Class Flow: Zip Code and Telephone Research
[Free Registration/Login Required] Students will research appropriate Internet websites to locate zip codes and telephone numbers for local businesses.
Other
United States Postal Service
As an independent agency of the government, the United States Postal Service homepage offers information on zip codes, address change, stamps, online billing, and variety of other topics.
US Environmental Protection Agency
Epa: Envirofacts Data Warehouse
Using zip codes, this site allows students to locate businesses in their communities that are producing wastes.
Other
Environmental Defense/air Scorecard
Locate maps and data for air pollutants. Just enter your zip code to find out what air pollutants are released near you.
US Department of Agriculture
United States Department of Agriculture: Usda Plant Hardiness Zone Map
Interactive USDA Plant Hardiness Zone Map shows which plants are most likely to thrive at a specified location. Searchable by zip code, state , or temperature.
US Environmental Protection Agency
Epa: Envirofacts Data Warehouse
Retrieve information from multiple sources of Envirofacts' System Data for your area of interest. using zip code, city, or county information.
University of Canterbury
University of Canterbury; Cs Unplugged: Text Compression
Learn how compressed formats such as zip, gzip, or gif images are all based on a method called Ziv-Lempel coding, which turns out to be an interesting exercise in finding patterns in text.
Other
Bbc: Dimensions: How Big Really?
An interesting way to connect students with world events. Enter in your zip code and this site overlays a world event, such as floods in Pakistan, to show the extent of the event. Included at Ancient Worlds, Evironmental Disasters,...
Other
National Christmas Tree Assoication: Ncta
This site is all about how to find the perfect Chritmas tree. Search by zip code to find the species of tree that you want. Also, learn about many interesting and useful ways to recycle Christmas trees.rec
Employment Spot
Employment Spot: Employment Resources
EmploymentSpot.com was designed to simplify the search for the best employment and career resources online. Quickly and easily find the great job-hunting sites, salary and benefits information, resume- and job-posting opportunities,...