Barcode production guide

How is an EAN-13 barcode structured?

Learn how the 13 digits and check digit work.

EAN-13 contains a 12-digit data portion and one calculated check digit. The digits identify a GS1 prefix, company/item reference allocation and the final Mod-10 validation digit.

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Width 1-30Height 1-200DPI 72-800Margin 1-20

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Current symbology: ean13

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