Log on or create your account
If you already have a registered account with WorldCat.org, you can sign in to the Online Service Center with that user name and password. You may be asked to provide additional information to complete your account.
Why create an account?
When you Create an account and Log on, you will be able to view, update and submit information to OCLC.
This fully secure account will be different than accounts you may have for online library services with OCLC.