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ZIP Codes are numbered with the first digit representing a certain group of U.S. states, the second and third digits together representing a region in that group (or perhaps a large city) and the fourth and fifth digits representing a group of delivery addresses within that region. The main town in a region (if applicable) often gets the first ...
Your Zip code as well as Post code numbers will be displayed. How Many Postcodes Are There In The UK? As of 2021, there are approximately 1.8 million postcodes in the UK.
ZIP Code™ - The Basics - USPS
Known as the ZIP Code with five digits 99999* or the ZIP+4 Code with nine digits 99999-9999* (while the minimum requirement is the first five digits, the U.S. Postal Service encourages everyone to use all nine).
CountryIn Use Since / From ... ToIsoArea Format2011-03-21NNNN2006-10-11NNNN1963-07-01NNNNN, NNNNN-NNNN2004-07-31CCNNNAug 11, 2023 · The basic format of a ZIP code consists of five digits, with an additional four digits added to create a ZIP+4 code. The first digit of a ZIP code represents a specific region of the country, while the following digits narrow down the location to a more specific area.
Jun 14, 2024 · The five digits of a ZIP Code define precise geographic sectors; the first digit designates the region, the second and third digits the sectional center facility (SCF), and the last two specify the local post office or delivery zone.
Mar 17, 2019 · The five-digit ZIP Codes begin with a digit from 0-9 that represents a region of the United States. "0" represents the northeastern U.S. and "9" is used for the western states (see list below). The next two digits identify a commonly linked transportation region and the last two digits pinpoint the correct processing center and post office.
