UPC
Universal Product Code - A 12-digit barcode standard used in North America for product identification. Sellers need UPCs (from GS1) to create new product listings on Amazon, though exemptions exist for some private label products.
Related Terms
ASIN
Amazon Standard Identification Number - A unique 10-character alphanumeric code that Amazon assigns to every product in its catalog. ASINs are essential for product identification, listing creation, and inventory management. For books, the ASIN is the same as the ISBN-10.
EAN
European Article Number - A 13-digit barcode standard used internationally for product identification. Similar to UPC but used primarily outside North America. Amazon accepts both UPCs and EANs for product listing creation.
GTIN
Global Trade Item Number - A umbrella term for product identification codes including UPC, EAN, and ISBN. GTINs are required for creating new listings and help Amazon match products across its global marketplaces.