Buying Isbn Blocks [2026 Update]

Library and Archives Canada provides ISBNs free of charge to Canadian citizens. Cost Comparison: Single vs. Blocks (US Prices)

Official pricing from Bowker rewards bulk purchasing, with the price per ISBN dropping by over 75% when moving from a single unit to a block of 10. Buy ISBNs | Bowker | Identifier Services buying isbn blocks

Buying International Standard Book Number (ISBN) blocks is a strategic move for authors and publishers who plan to release multiple book formats or future titles. Because every distinct format of a book—such as paperback, hardcover, and audiobook—requires its own unique ISBN, purchasing in bulk significantly reduces the cost per unit. Library and Archives Canada provides ISBNs free of

ISBNs must be purchased from the official agency in the country where your publishing business is physically located. Buy ISBNs | Bowker | Identifier Services Buying

Nielsen Book Services handles registration.