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  2. This Is What Your ZIP Code Actually Means - AOL

    www.aol.com/zip-code-actually-means-235400396.html

    Established in 1963, ZIP codes are the most common and recognizable postal code used by the USPS. The ZIP stands for Zone Improvement Plan; the codes were invented to help the postal service ...

  3. ZIP Code - Wikipedia

    en.wikipedia.org/wiki/ZIP_Code

    A ZIP Code (an acronym for Zone Improvement Plan [1]) is a system of postal codes used by the United States Postal Service (USPS). The term ZIP was chosen to suggest that the mail travels more efficiently and quickly [ 2 ] ( zipping along ) when senders use the code in the postal address .

  4. Postal code - Wikipedia

    en.wikipedia.org/wiki/Postal_code

    The name of US postal codes, "ZIP Codes", reflects this evolutionary growth from a zone plan to a zone improvement plan, "ZIP". Modern postal codes were first introduced in the Ukrainian Soviet Socialist Republic in December 1932, [4] but the system was abandoned in 1939. The next country to introduce postal codes was Germany in 1941, [5 ...

  5. Robert Moon (postal inspector) - Wikipedia

    en.wikipedia.org/wiki/Robert_Moon_(postal_inspector)

    In 1944, Moon submitted his idea for the "ZIP Code" while working as a postal inspector in Philadelphia, but no action was taken. [2] Following his third submission of the concept, in 1963 it received the approval of a top-level postal service committee which shares credit for further development of the Zoning Improvement Plan, "ZIP".

  6. List of postal codes - Wikipedia

    en.wikipedia.org/wiki/List_of_postal_codes

    May only be required for bulk mail. The letters CP are frequently used before the postal code. This is not a country code, but an abbreviation for "codigo postal" or postal code. Curaçao: CW: no codes Cyprus: 1 October 1994 CY: NNNN The postal code system covers the whole island, but is not used on mail to Northern Cyprus. Northern Cyprus uses ...

  7. Sectional center facility - Wikipedia

    en.wikipedia.org/wiki/Sectional_center_facility

    L002 3-Digit ZIP Code Prefix Matrix, Effective Date 2017-04-01, from USPS Facility Access and Shipment Tracking (FAST) L005 3-Digit ZIP Code Prefix Groups—SCF Sortation, Effective Date 2017-04-01, from USPS Facilities Access and Shipment Tracking (FAST) G030 Postal Zones; G042 Pricing and Classification Service Center

  8. Postage stamps and postal history of the United States

    en.wikipedia.org/wiki/Postage_stamps_and_postal...

    United States Postal Serv. On June 9, 2020, the District of Columbia Circuit ruled in Zukerman v. United States Postal Serv. that the content rules did not meet the "objective, workable standards" test established in Minnesota Voters Alliance v. Mansky. [70] One week later, the USPS discontinued the custom stamp program. [71]

  9. ZIP Code Tabulation Area - Wikipedia

    en.wikipedia.org/wiki/ZIP_Code_Tabulation_Area

    As a result, some addresses end up with a ZCTA code that is different from their ZIP code. ZCTAs are not developed for ZIP codes that comprise only a small number of addresses. [3] Several ZCTAs represent ZIPs that no longer exist due to realignment by the USPS. There are approximately 42,000 ZIP Codes and 32,000 ZCTAs.