Ask a Librarian

Online Chat

Get online research help — click the ‘Ask Us’ button available on the header of every library webpage.  If chat is offline, see below for more research assistance.


Available: Monday – Friday: 9:00 am – 5:00 pm

Some weekend hours during Fall and Spring semesters.



Ask your questions via email:


Available: Anytime. We try to respond within 24 hours (Mon-Fri) and as soon as possible over weekends and holidays.





Available: Check the library hours schedule.


Visit the Reference Desk

A professional Librarian can answer your questions at the Reference Desk in the North Reading Room, Melville (Main) Library.


A professional librarian is available:


Monday – Thursday: 9:00 am – 5:00 pm
Friday: 9:00 am – 3:00 pm


Contact a Library Liaison and Subject Specialist

If you have questions that require subject expertise, you may want to contact our Library Liaisons directly.


*For the Health Sciences Library: Call 631.444.2512 or email:


*For Other Branches (Music, Chemistry, etc.) and Collections: See this page.