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  2. Address Management System - Wikipedia

    en.wikipedia.org/wiki/Address_Management_System

    Address-checking tools using AMS provide address standardization, as well as city/state and ZIP Code lookup features. [1] Business mailers use the USPS Address Management System:⁠-⁠[e correct ZIP Codes. City/state lookup services use AMS to provide the city and state corresponding to any given ZIP Code. [2]

  3. How to best filter your L.A. tap water based on your ZIP Code

    www.aol.com/news/best-filter-l-tap-water...

    That's because the water that flows into our homes in the L.A. area can be surprisingly different, ZIP Code to ZIP Code. The level of arsenic found in Compton's tap water may differ wildly from ...

  4. Postal address verification - Wikipedia

    en.wikipedia.org/wiki/Postal_address_verification

    If the address is valid, it is assigned a ZIP+4 code something like this: 12344-5678, where the first five digits are the ZIP code and the trailing four digits are the delivery range. An address with a ZIP+4 code (or nine-digit ZIP code) is considered to be valid. In most cases, this means that the address is deliverable.

  5. 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.

  6. Locatable Address Conversion System - Wikipedia

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

    A check of address using LACS is typically not performed by the USPS, but by third parties who license the LACS data from the USPS. A licensee will create or purchase software to perform the LACS check and receive monthly or bi-monthly updates of LACS data from the USPS.

  7. Save Your Hair from Hard Water Damage With These Shampoos - AOL

    www.aol.com/lifestyle/save-hair-hard-water...

    Hard water hair solutions range from more permanent adjustments like installing a shower filter to cheaper, temporary fixes like periodically rinsing your hair with apple cider vinegar to help ...