ISBN Lookup
Look up book barcodes — ISBN-10, ISBN-13, and EAN bookland codes.
Free daily lookups · UPC, EAN, GTIN, ISBN & ASIN · 1.6B+ products
ISBN lookup identifies books from their International Standard Book Number. EcomSource supports ISBN-13 (EAN bookland prefixes 978 and 979) and converts ISBN-10 to ISBN-13 when needed — similar to EAN-Search.org but with Amazon catalog and API access.
ISBN barcode lookup for sellers
Source textbooks, remainders, and wholesale book lots by running ISBN lookup on your manifest. Get Amazon ASIN, category, and rank data for pricing decisions.
Frequently asked questions
Is an ISBN an EAN?
ISBN-13 numbers are valid EAN codes in the bookland range (978/979). Our ISBN lookup accepts both formats.