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  2. List of GS1 country codes - Wikipedia

    en.wikipedia.org/wiki/List_of_GS1_country_codes

    Code Country 001–019: UPC-A compatible - United States: 020–029: UPC-A compatible - Used to issue restricted circulation numbers within a geographic region [1] 030–039: UPC-A compatible - United States drugs (see United States National Drug Code) 040–049: UPC-A compatible - Used to issue restricted circulation numbers within a company ...

  3. Universal Product Code - Wikipedia

    en.wikipedia.org/wiki/Universal_Product_Code

    A UPC barcode. The Universal Product Code (UPC or UPC code) is a barcode symbology that is used worldwide for tracking trade items in stores.. The chosen symbology has bars (or spaces) of exactly 1, 2, 3, or 4 units wide each; each decimal digit to be encoded consists of two bars and two spaces chosen to have a total width of 7 units, in both an "even" and an "odd" parity form, which enables ...

  4. Lists of country codes - Wikipedia

    en.wikipedia.org/wiki/Lists_of_country_codes

    List of ISO country codes (ISO 3166) ITU country code (International Telecommunication Union) List of country calling codes E.164; Mobile country code E.212; Maritime identification digits; List of ITU letter codes (radiocommunication division) UIC country code (International Union of Railways) List of GS1 country codes; List of NATO country codes

  5. International Article Number - Wikipedia

    en.wikipedia.org/wiki/International_Article_Number

    The most commonly used EAN standard is the thirteen-digit EAN-13, a superset of the original 12-digit Universal Product Code (UPC-A) standard developed in 1970 by George J. Laurer. [1] An EAN-13 number includes a 3-digit GS1 prefix (indicating country of registration or special type of product). A prefix with a first digit of "0" indicates a 12 ...

  6. List of telephone country codes - Wikipedia

    en.wikipedia.org/.../List_of_telephone_country_codes

    An area code of three digits dialed after the country code determines the area served in the United States and its territories, Canada, and much of the Caribbean. Zone 2 uses two 2-digit codes (20, 27) and eight sets of 3-digit codes (21x–26x, 28x, 29x), mostly to serve Africa , but also Aruba , Faroe Islands , Greenland and British Indian ...

  7. GS1 - Wikipedia

    en.wikipedia.org/wiki/GS1

    The Ad Hoc Committee for a Uniform Grocery Product Identification Code was established to find a solution. In 1973, the Universal Product Code (UPC) was selected by this group as the first single standard for unique product identification. In 1974, the Uniform Code Council (UCC) was founded to administer the standard. [1]

  8. Category:Lists of country codes - Wikipedia

    en.wikipedia.org/.../Category:Lists_of_country_codes

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  9. List of ISBN registration groups - Wikipedia

    en.wikipedia.org/wiki/List_of_ISBN_registration...

    The registration group or identifier group is the second element in a 13-digit ISBN (first element in a 10-digit ISBN) and indicates the country, geographic region, or language area where a book was published. [1]