Curated OER
Great Mail Race Survey
Students participate in The Great Mail Race by choosing a state, and then choosing a town in that state. They use the Internet to find the state's postal code and the zip code for the town they chose. They design a class survey that will...
Curated OER
If Anyone Can, Icon
Students investigate the use of zip code/city searches to locate local weather forecasts. They design icons to be used on a classroom forecast poster.
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.
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 Department of Education
Oeri Publications Guide: Dashes and Hyphens [Pdf]
This article contains information regarding the em-dash, the en-dash, and hyphens. Many examples are included. Site is extremely detailed and thorough.
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.
Other
Lookups
Search the U.S. for information you might need or want just for the fun of it. Look up everything from addresses, zip codes, distances, phone numbers, radio stations, schools, labor statistics, crime statistics, demographics, and much...
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.