U.S. ISSN Center (International Standard Serial Number, Library of Congress)
us issn center issn international standard serial number library of congress
The U.S. ISSN Center, part of a larger international network, is responsible for registering and providing International Standard Serial Numbers (ISSNs) to U.S. publishers. The ISSN is a standard number used to identify serial publications (print journals, e-journals, newspapers, etc.).
The U.S. ISSN Center, part of the international ISSN Network, assigns International Standard Serial Numbers (ISSN) to serials published in the U.S. The ISSN is a standard identifier for serials (e.g., journals, magazines, newsletters, newspapers, annuals) whether published in print, online or other media. Each medium version is assigned a separate ISSN.

Frequently Asked Questions (FAQs)

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View our updated brochure explaining the resources of the U.S. ISSN Center (PDF, 1005 KB)

ISSN is for Serials and other Continuing Resources

The ISSN explained in detail, including:

Advantages to using the ISSN

Instructions for obtaining an ISSN

Definitions

Frequently Asked Questions About ISSN

What's in a Name?

Presentation guidelines for serial publications (prepared by the Serials Section of ALCTS, American Library Association).

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Searching in WorldCat

Your publication is now searchable by the title or the ISSN number as soon as the ISSN has been assigned.