Informational Alert | Coronavirus Updates

Contactless pickup of library holds available during modified hours at Main, O’Neill and Valente. No appointment required. Contactless pickup at Central Square will be unavailable 11/26-12/20 due to a branch improvement project. Request items from our online catalog. For assistance, call 617-349-4040 or email

Questions & Answers

Books in Research

Our librarians relish your questions, big or small.

If you are looking for information about free or discounted museum passes, want to reserve a book or learn about our Nook lending program, or have questions about library events or services, call us at the Q & A desk at 617-349-4041.

If you need more information about our research databases or help with our ebook lending collection OverDrive, or have a question you just can’t find the answer to call the Adult Services desk at 617-349-4044.

For all other questions, call the Q & A desk at 617-349-4041 and we’ll make sure you connect with the right person.

You can also stop by any library location during business hours, email us, or send us a letter (449 Broadway, Cambridge, MA 02138).