Request a streamlined WorldCat holdings update project

Thank you for requesting an update of your library’s WorldCat holdings to ensure the best possible access to your collections through OCLC services. This streamlined process will help you quickly update your WorldCat holdings to maximize your library’s visibility on OCLC services such as Connexion, WorldShare Interlibrary Loan, FirstSearch, and

The streamlined process for updating your library’s WorldCat holdings is provided at no additional charge with your library’s OCLC cataloging subscription. When you send your library’s complete MARC 21 catalog data to OCLC, the process matches your records with WorldCat and:

  • Adds holdings to matching WorldCat records
  • Removes inaccurate WorldCat holdings
  • Adds new records when a matching record is not available (optional)

We’ll confirm all options with you before starting your project. For more information on matching, sending files, and more, please see our FAQ page.

Let us know of your interest in taking advantage of this holdings update process by providing the following information. You should expect to receive an email from our [email protected] address within a few days. Please be sure to check your spam folder. After our team connects with you and provides instructions for sending your files, please plan to do so within two weeks.