ZIP+4 Codes. US ZIP Codes List. Every month, the United States Postal Service updates their ZIP. ZIP Codes are a system of postal codes used by the United States Postal Service since The term ZIP, an acronym for Zone Improvement Plan, was chosen to. Explore the best ZIP Codes to live in the U.S. based on public schools, cost of living, job opportunities, and local amenities. Ranking based on county data from the.
What is zip code of usa -
Examples in addition to the store locator example listed above include weather forecasts, television listings, local news, and online dating most general-purpose sites, by default, search within a specified radius of a given ZIP Code, based on other users' entered ZIP Codes. ZIP-Coded data are also used in analyzing geographic factors in risk, an insurance and banking industry practice pejoratively known as redlining. The edges of the boundaries commonly overlap. If it is more efficient for a mail carrier to drive across a state line to deliver mail, the ZIP code "boundary" will cross the state lines. At the same time, a small portion of the city of Houston is in Fort Bend County in the ZIP Code , and residents there must use the name Missouri City for their address even though they are in Houston. Still, others are what is zip code of usa
not acceptable, and if used may result in a delay in mail delivery. The Census Bureau and many other commercial services will try to interpolate the data to create polygons shapes using straight lines to represent the approximate area covered by a ZIP code, but none of these maps are official or entirely accurate. There are approximately 32, ZCTAs. In some cases, an urban county may have more than one prefix. In general, they are updated once every 10 years for the Census. Please help improve this section by adding citations to reliable sources.