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  2. Postal address verification - Wikipedia

    en.wikipedia.org/wiki/Postal_address_verification

    Postal address verification. Postal address verification (also known as address, address validation, address verification and CASS certification [1]) is the process used to check the validity and deliverability of a physical mailing address. According to the United States Postal Service, an address is valid (or mailable) if it is CASS-certified ...

  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. Introduced on July 1, 1963, the basic format comprised five ...

  4. POSTNET - Wikipedia

    en.wikipedia.org/wiki/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.

  5. List of ZIP Code prefixes - Wikipedia

    en.wikipedia.org/wiki/List_of_ZIP_Code_prefixes

    The office for Canton Island (96901) was discontinued in 1965. Pago Pago, American Samoa (originally 96920) and Wake Island (originally 96930) both had their ZIP Codes changed. [5] The now-discontinued 987 prefix was military-only and served U.S. military bases situated in Japan and Alaska. The SCF for the prefix was located in Seattle. [11]

  6. List of postal codes - Wikipedia

    en.wikipedia.org/wiki/List_of_postal_codes

    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.

  7. United States Postal Service - Wikipedia

    en.wikipedia.org/wiki/United_States_Postal_Service

    The full eagle logo, used in various versions from 1970 to 1993. The United States Postal Service (USPS), also known as the Post Office, U.S. Mail, or simply the Postal Service, is an independent agency of the executive branch of the United States federal government responsible for providing postal service in the United States, its insular areas and associated states.

  8. Delivery point - Wikipedia

    en.wikipedia.org/wiki/Delivery_point

    Delivery point. In a postal system, a delivery point (sometimes DP) is a single mailbox or other place at which mail is delivered. It differs from a street address, in that each address may have several delivery points, such as an apartment, office department, or other room. Such buildings (primarily residential) are often called multiple ...

  9. Locatable Address Conversion System - Wikipedia

    en.wikipedia.org/wiki/Locatable_Address...

    Locatable Address Conversion System ( LACS) is a service offered by the United States Postal Service to update mailing addresses when a street is renamed or the address is updated for 911. In the case of 911, the address is changed from a rural route format to an urban/city route format. E.G. RR 2 BOX 8, SOME CITY, TX would become 2601 BELMONT ...