College of San Mateo Library

Ask a Librarian

In Person
A reference librarian is available to answer your question or for assistance during the library's open hours. If you have a question or need assistance, please come to the reference desk for help.

By Phone
If you can't come to the library, you can call us at 650-574-6232 and we'll answer your question over the phone. Phone reference service is available anytime the library is open.

By Email
Answers By Email (eReference): Use this form to ask our reference librarians your question. The College of San Mateo Library provides this online reference service primarily for students, faculty, staff, and administrators. Please allow 48 hours for a response Monday through Thursday, and longer on Friday, weekends, and holidays. We provide answers to specific and brief factual questions such as historical facts, dates or quotations; the use of our online catalog and reference sources; the completion of bibliographic citations. *This email reference service is not available when classes are not in session (i.e. intersession breaks and holidays)