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Learn how to get a Library of Congress control number (LCCN) for your book in advance of publication. Find out the eligibility criteria, scope, and benefits of the PCN Program.
- Numbers
Sample call number searches can be found in Search Examples...
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Searches for LCCN (LC Control Numbers), ISSN, and ISBN -...
- Publishing
The Library of Congress does not administer or distribute...
- Numbers
The Library of Congress Control Number ( LCCN) is a serially based system of numbering cataloged records in the Library of Congress, in the United States. It is not related to the contents of any book, and should not be confused with Library of Congress Classification (LCC).
Browses Library of Congress shelving numbers that do not use the LC classification scheme. Enter call numbers in exact order, beginning with the first element. Enter either a complete shelving number or the first part of the number: microfilm (o) 83/400 (accurately include all words, parentheses, slashes, hyphens, etc.)
Learn about the PCN Program, which provides authors and publishers with Library of Congress Control Numbers (LCCNs) for their books before publication. Find answers to frequently asked questions about the program, its costs, its benefits, and its requirements.
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