GS1 US Tools

GS1 US® provides a variety of tools to help our members and other GS1 Standards users implement GS1 Standards correctly and accurately.

GS1 US Data Hub®

Identify products and locations, create barcodes, and look up product, location, and company data through one convenient, data-sharable platform.

Go to GS1 US Data Hub >


Check Digit Calculator

Calculate the check digit for your GTIN® or other identification number.

Go to Check Digit Calculator >


GS1 Company Database (GEPIR®)

Search this database of GS1 Company Prefix licensees by company name, GTIN, GLN, or SSCC to verify U.P.C. barcodes and see basic company information.

Go to GS1 Company Database (GEPIR) >


Solution Provider Finder

Search this database to find knowledgeable GS1 US-certified standards experts as well as qualified service providers and implementation consultants.

Go to Solution Provider Finder >


EPC® Encoder/Decoder

Use this tool to run real-time translations between different forms of the Electronic Product Code and the keys encoded in a barcode (e.g. GS1 Company Prefix and GTIN).

Note: This tool follows the GS1 EPC Tag Data Standard 1.9.


Go to EPC® Encoder/Decoder >


Build a Sample U.P.C. Barcode

Use your U.P.C. Company Prefix to create and view practice barcodes.

Go to Build a Sample U.P.C. Barcode >


GS1 Global Attribute Explorer

Search this database of standardized product attributes (as defined in the GS1 Global Data Dictionary and through GS1 Industry Initiatives) and code list values to discover and deliver accurate, complete, and authentic product information.

Go to GS1 Global Attribute Explorer >


Rapid Recall Express®

In the event of a recall or market withdrawal, use this standardized, fillable form to communicate all the appropriate information to your affected trading partners.

Go to Rapid Recall Express >


GS1 US EPC Item Level Readiness Program

Develop and execute a successful EPC/RFID implementation program leveraging this self-paced interactive deployment tool.

Go to GS1 US EPC Item Level Readiness >


EPC® User Memory Encoder/Decoder

Use these tools to encode and decode the user memory of a Gen 2 EPC/RFID tag.

Note: These tools follow the GS1 EPC Tag Data Standard 1.9.

Go to EPC® User Memory Encoder/Decoder >