The following companies own GS1 compliant prefixes, are registered with our directory, and have been authenticated by us. They have a legal right to sell numbers. George Laurer's personal site has a "Black List" listing companies that do not meet the criteria for legitimacy. Click here to visit that list.
(At this site click on the name below to visit the authenticated reseller's site which do meet the criteria)
The following companies own a block of numbers purchased from a legitimate Prefix owner registered with Authenticated UPC Registration Directory and have a legal right to resell those purchased numbers:
In addition to the companies above, there is a smaller number of companies that so far have refused to provide this site with the information that would substantitate the authenticity of the numbers they are reselling. George Laurer, the creator of the U.P.C. Symbol, has documented these companies here. Click here.