Ask a Librarian


Visit us to receive in-person reference and research assistance. Please note that hours vary by library.

Make an appointment to meet with a librarian subject specialist for a consultation about your library research.

Call us at (212) 854-7309 for general library information, or contact an individual library.

E-mail your reference question and to request research assistance.

Text us from your mobile phone at (215) TEXT-CUL or (215) 839-8285. More info

Related Services

Related Services

Ask a Librarian services are complemented by a variety of other library services, such as:

We also offer a variety of library classes and instructional workshops to help you with your research needs.


Service Restrictions

Use of Ask a Librarian services is limited to Columbia University faculty, students, staff, and alumni; and to those with questions specific to the Columbia University Libraries, the use of its collections, and its policies. If you’re not affiliated with Columbia University, please direct your query to your local public, state, or academic library.