All About Barcodes

This is our set of resource pages to give you information about how barcodes work, how they are used and the history of the UPC and barcode symbologies.

1D vs 2D Barcodes
Introduction to Barcodes
UPC History and Background
Why do Retailers Use Barcodes?
Are UPC and EAN the same?
The Origin of the UPC and EAN Confusion
Anatomy of the UPC and EAN
The Check Digit
Country Codes
Shipping Container Codes
Barcode Symbologies

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