Library of Congress

Cataloging Distribution Service

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Cataloging Distribution Service

We publish and distribute all of the Library of Congress cataloging records and cataloging-related publications, tools, and resources. Whether you need web-based cataloging tools, cataloging records, or cataloging manuals, the Cataloging Distribution Service (CDS) provides the most current and authoritative bibliographic resources produced by the Library of Congress.

Classification Web

The only web-based subscription service that features the entire Library of Congress Classification and the complete Library of Congress Subject Headings and Name Headings. Updated daily. Free trial available.

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Cataloger's Desktop

More than 300 of the most important cataloging and metadata resources—available 24-7. Web-based subscription service. Free trial available.
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MARC Distribution Services

The premier source for Library of Congress bibliographic and authority records. Fourteen database services offered in hundreds of languages and distributed via FTP (file transfer protocol).
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Product Categories

On one web page, see the range of products CDS packages and distributes: bibliographic databases, web-based subscription services for catalogers, cataloging-related print publications, and free downloads of selected publications.
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CDS Price List

Download the comprehensive CDS price list

Telephone Number Change

CDS's "toll-free in U.S." telephone number is now 1-855-266-1884.


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LC Classification Schedule J, Political Science (2012)

New edition now available-- Order your copy of Class Schedule J today!

LC Classification Schedule A, General Works (2012)

New edition now available-- Order your copy of Class Schedule A today!

Changes Coming for AACR2 Access in Cataloger's Desktop

Read about how AACR2 access may change for you in Cataloger's Desktop

LCSH 34th Edition (2012)

The current edition -- Order LCSH 34 today!

Class Web Credit Card Payment Option Now Available

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Print Product Update

News about changes in content delivery for selected print publications.

MDS Technical Notices

Read the latest MARC Distribution Services technical notice.

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