A 1 (GS1) is an International Association of non-profit for the development of, international standards.
code number a 1 countries that barcodes are also used, in order to lay the standards coordinator to identify the products of different countries of the as well as selected text inserted on products of different companies. This, to the transparency and efficiency of the supply and demand of global and also the value chain transmitted at the level of the world is used. These codes are three-digit in the first as well as selected text 13 the number listed on products brought. The main headquarters of this organization in Brussels, Belgium and Lawrence Ville, New Jersey, USA, is now close to one hundred members.

log codes International a 1 for countries:
000 – 019 U.S. and Canada
020 – 029 distribution, enclosed - a limited partnership
030 – 039, Pharmaceutical, the US - system letter Pharmaceutical International
040 – 049 distribution, enclosed - a limited partnership
050 – 059 coupons
060 – 099 U.S. and Canada
100 – 139 U.S. - booked for future use
200 – 299 distribution, enclosed - a limited partnership
300 – 379 France and Monaco,
380 Bulgaria
383 Slovenia
385 Croatia
387 Bosnia and Herzegovina
400 – 440 Germany - code number 440 after joining again, and East and West Germany
450 – 459 Japan
460 – 469 Russian
470 Kyrgyzstan
471 Taiwan
474 Estonia
475 Latvia
476 Azerbaijan
477 Lithuania
478 Uzbekistan
479 Sri Lanka
480 Philippines
481 Belarus
482 Ukraine
484 Moldova
485 Armenia
486 Georgia
487 Kazakhstan
489 Hong Kong
490 – 499 Japan
500 – 509 United Kingdom
520 Greece
528 Lebanon
529 Cyprus
530 Albany
531 Macedonia
535 Malta
539 Ireland
540 – 549 Belgium and Luxembourg
560 Portugal
569 Iceland
570 – 579 Denmark, Faroe Islands and Greenland
590 Poland
594 Romania
599 Hungary
600 – 601 South Africa
603 Ghana
608 Bahrain
609
611 Morocco
613 Algeria
616 Kenya
618 century
619 Tunisia
621 Syria
622 Egypt
624 Libyan
625 Jordan
626, Iran
627, Kuwait
628 Saudi Arabia
629 United Arab Emirates
640 – 649 Finland
690 – 695 China
700 – 709 Norway
729 Israel
730 – 739 Sweden
740 Guatemala
741 El Salvador
742 Honduras
743 Nicaragua
744 Costa Rica
745 Panama
746, Republic of
750 Mexico
754 – 755 Canada
759 Venezuela, Bolivarian Republic of
760 – 769 Switzerland and Liechtenstein
770 Colombia
773 Uruguay
775 Peru
777 Bolivia
779 Argentina
780 Chile
784 Paraguay
785 Peru
786 Ecuador
789 – 790 Brazil
800 – 839 Italy, San Marino and the Vatican
840 – 849 Spain and Andorra
850 Cuba
858 Slovakia
859 Czech Republic
860 Serbia Montenegro and the Iranian
865 Mongolia
867 North Korea
868 – 869 Turkey
870 – 879 Netherlands
880 South Korea
884
885 Thailand
888 Singapore
890 India
893 Vietnam
899 Indonesia
900 – 919 Austria
930 – 939 Australia
940 – 949 New Zealand
950 central office
955 Malaysia
958 Macau
977 series published by ISSN
978 – 979 series published by ISBN
980 open, once taken,
981 – 982 coupons common
990 – 999 coupons