Understanding geographic relationships is key to understanding how to properly use Census Bureau data. This is the first in a series of posts that will shed some light on how these different entities relate to one another. Part one focuses on geographic relationships that exist below the national level, such as ZIP Code tabulation areas and
Types of Zip Codes. Unique/single high volume address (ex. 20505 for the CIA in Washington, DC) PO Box only (ex. 22313 for the PO Boxes of Alexandria, VA) Military;
498,715 [ More Details] Population of ZIP Codes: The number of people in all 92 ZIPs which make up the greater Atlanta, GA area. City/Town Limits have unique defined geography boundaries, but areas outside of those limits are still considered a part of the greater area.
Unique zip codes are a way of identifying a specific location. They’re usually four digits long and are used by businesses and organisations to track their deliveries. These companies usually receive large amounts of mail, warranting the special designation “U”.
The POTUS’s ZIP+4 code is 20500-0001, while the FLOTUS is 20500-0002. Both are subsets of the White House’s dedicated ZIP code of 20500, which also has +4 codes for its postal station and Greetings Office. (You can actually look these up on the USPS ZIP code search page for 1600 Pennsylvania Avenue in Washington D.C.).
Since mail to addresses within a unique ZIP Code is handled by the organization who owns the ZIP Code (and not by the USPS), no verification is performed on the street address. The address is technically deliverable with nothing more than a ZIP Code. The ZIP Code 12345 is kind of in Schenectady, NY and it belongs to the General Electric Co.
ZIP Codes: Denver, CO has 69 ZIPs assigned to it by the U.S. Postal Service. This includes 52 Standard, 5 PO Box, and 12 Unique types. This includes 52 Standard, 5 PO Box, and 12 Unique types. Usually, PO Boxes are located inside Post Office locations, but can include standard street delivery addresses.
For unique zip codes, those assigned to buildings, agencies, etc, staff used the USPS website and web research to determine where the zip code was located. If the USPS website indicated that an address had a unique zip code as its primary zip code, the bulding polygon containing the address point was captured.
The zip code is a term that specifically refers to the mail routing system used within the United States. This system was introduced by the U.S. Postal Service in 1963 to ensure efficient mail delivery. In contrast, the term postal code is a more generic term that pertains to numerical or alphanumeric codes used by various countries worldwide
There are also 40 ZIP Codes that overlap Houston but have a different postal city name. The ZIP Codes in Houston range from 77001 to 77598 . Of the ZIP codes within or partially within Houston there are 97 Standard ZIP Codes, 6 Unique ZIP Codes and 75 PO Box ZIP Codes.
Charleston. 24701 to 26886. Wisconsin (WI) Madison. 53001 to 54990. Wyoming (WY) Cheyenne. 82001 to 83128. On this site you will find information on all USA Zip codes and many tools to calculate distance between zip codes, shipping costs, zip codes radiuses etc.
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are zip codes unique
