Who are we?

The administration of the ISBN system is carried out on three levels:

- International agency
- Group/national agencies
- Publisher level

Publishers wishing to have ISBNs assigned to them should contact their appropriate National Agency NOT the International Agency.

The International ISBN Agency is located at:

International ISBN Agency
c/o EDItEUR
39-41 North Road
London N7 9DP
UK

Tel: +44 (0) 207 607 0021
Fax: +44 (0) 207 607 0415
e-mail: brian@isbn-international.org
URL: http://isbn-international.org

Executive Director:

Brian Green

The main functions of the International ISBN Agency are:

• To promote, coordinate and supervise the world-wide use of the ISBN system.
• To approve the definition and structure of group agencies.
• To allocate group identifiers to group agencies.
• To advise on the establishment and functioning of group agencies.
• To advise group agencies on the allocation of international publisher identifiers.
• To publish the assigned group numbers and publishers' prefixes in up-to-date form.