International Standard Book Numbers (ISBN)

An International Standard Book Number (ISBN) is a 13-digit number that uniquely identifies each specific edition of a book or monograph from a publisher. ISBNs are used by publishers to sell and distribute their publications worldwide. ISBN Canada provides free ISBNs to eligible publishers and publications.


Login to your ISBN account

Login to your account to view and update your logbook, assign and request ISBNs, edit your profile

Apply for an ISBN account

Apply to get an account so that you may request ISBNs

Account instructions

How to login, view and update your logbook and publisher information

About ISBNs

Eligible publishers, eligible items, parts of an ISBN

Canadian ISBN Publisher Directory

About the directory, search for a Canadian publisher

Contact ISBN Canada

For help or more information contact ISBN Canada

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