Library Catalog & My Account/Renew My Books
The library catalog includes the collections of the Lake, Sonoma and Mendocino County Libraries.
Search the catalog
Use your library card number and the last 4 digits of your phone number to:
View your account, renew books, check your due dates.
Visit the Catalog Tutorial at the bottom of the Catalog page to learn how the catalog works.
Send comments about the Catalog to the Catalog Feedback at the bottom of the Catalog page.