Change Address for "Notices by Email" Service

To change your e-mail address, please enter the following information:

      Library card number.
      Last name as it appears on your library card.
      New E-mail address.

Please verify this information is correct and click 'Submit' to change e-mail notification address.

Library Card :
Last Name :   
New Email:    

             Exit

The Contra Costa County Library also has an INFORMATION LINE, available Monday through Thursday 9-9, Friday and Saturday 9-6.
1-(800)-984-INFO   or   1-(800)-984-4636
It is a toll-free call from within Contra Costa County.
From outside the county, call 1-925-646-6434.