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Each cell in this table contains a three-digit ZIP code prefix, the state where that ZIP code prefix is located, and the name of the United States Postal Service (USPS) Sectional Center Facility (SCF) that serves that ZIP code prefix, which may be in a different state. Each SCF may serve more than one three-digit ZIP code prefix.
POSTNET. POSTNET ( Post al N umeric E ncoding T echnique) is a barcode symbology used by the United States Postal Service to assist in directing mail. The ZIP Code or ZIP+4 code is encoded in half- and full-height bars. [ 1] Most often, the delivery point is added, usually being the last two digits of the address or PO box number.
In 1983, the U.S. Postal Service introduced an expanded ZIP Code system that it named ZIP+4, often known as "plus-four codes", "add-on codes", or "add-ons". A ZIP+4 Code uses the basic five-digit code plus four additional digits to identify a geographic segment within the five-digit delivery area, such as a city block, a group of apartments, an ...
NNNNN, NNNNN-NNNN. U.S. ZIP codes. ZIP codes 006XX for NW PR, 007XX for SE PR, in which XX designates the town or post office and 009XX for the San Juan Metropolitan Area, in which XX designates the area or borough of San Juan. The last four digits identify an area within the post office.
Large post offices used a three-digit postal code, and small offices a five-digit code. For example, the Seoul Central Post Office's code was 100, and the Seoul Susaek-dong Post Office's was 120-01. Codes in the 700s were assigned to military posts, in the 800s to Hwanghae, the 900s to Pyongan, and the 000 range to Hamgyong.
Zone 5 uses eight 2-digit codes (51–58) and two sets of 3-digit codes (50x, 59x) to serve South and Central America. Zone 6 uses seven 2-digit codes (60–66) and three sets of 3-digit codes (67x–69x) to serve Southeast Asia and Oceania. Zone 7 uses an integrated numbering plan; two digits (7x) determine the area served: Russia or Kazakhstan.
Postal codes in Puerto Rico, a United States commonwealth, are part of the United States ZIP code system. Puerto Rico is allocated the ZIP codes 00600 to 00799 and 00900 to 00999; the 008xx codes are allocated to the nearby United States Virgin Islands. Both Puerto Rico and the U.S. Virgin Islands are served from the sectional center facility ...
It provides a way to assign NCES locales to files that include a ZIP Code but do not include other street-level address information needed to make an assignment based on point location. ZCTAs are approximations of United States Postal Service (USPS) 5-digit ZIP Code service areas that the Census Bureau creates using census blocks to present ...