Listed below are the letters and titles of the main classes of the Library of Congress Classification. Click on any class to view an outline of its subclasses. The complete text of the classification schedules in printed volumes may be purchased from the Cataloging Distribution Service. Online access to the complete text of the schedules is available in Classification Web, a subscription product that may also be purchased from the Cataloging Distribution Service.
The files are also available for downloading in WordPerfect format (noted as WP version) and in Word format (noted as Word version).
- A -- GENERAL WORKS - WP version - Word version
- B -- PHILOSOPHY. PSYCHOLOGY. RELIGION - WP version - Word version
- C -- AUXILIARY SCIENCES OF HISTORY - WP version - Word version
- D -- WORLD HISTORY AND HISTORY OF EUROPE, ASIA, AFRICA, AUSTRALIA, NEW ZEALAND, ETC. - WP version - Word version
- E -- HISTORY OF THE AMERICAS - WP version - Word version
- F -- HISTORY OF THE AMERICAS - WP version - Word version
- G -- GEOGRAPHY. ANTHROPOLOGY. RECREATION - WP version - Word version
- H -- SOCIAL SCIENCES - WP version - Word version
- J -- POLITICAL SCIENCE - WP version - Word version
- K -- LAW - WP version - Word version
- L -- EDUCATION - WP version - Word version
- M -- MUSIC AND BOOKS ON MUSIC - WP version - Word version
- N -- FINE ARTS - WP version - Word version
- P -- LANGUAGE AND LITERATURE - WP version - Word version
- Q -- SCIENCE - WP version - Word version
- R -- MEDICINE - WP version - Word version
- S -- AGRICULTURE - WP version - Word version
- T -- TECHNOLOGY - WP version - Word version
- U -- MILITARY SCIENCE - WP version - Word version
- V -- NAVAL SCIENCE - WP version - Word version
- Z -- BIBLIOGRAPHY. LIBRARY SCIENCE. INFORMATION RESOURCES (GENERAL) - WP version - Word version
Source: Library of Congress Classification Outline, https://www.loc.gov/catdir/cpso/lcco/