Current Columbia University affiliates and consortial partners with accounts in good standing may use library services. Please contact circulation@columbia.edu for further assistance.

Columbia faculty, students, and staff must have a Columbia ID to enter. 

Retirees, researchers with appointments, and other approved visitors must check in with ID. Hours can be found here. 

Libraries are currently open for study and access to collections for faculty students, staff, retirees, and alumni. You must have a Columbia University ID to enter. Hours can be found here.  Special collections are available for research by appointment only. Please contact the relevant repository for appointments. 

Visitors may access Butler Library. Visitors must check in for each visit at the Library Information Office in Butler Library during business hours with ID. Hours can be found here.  Please review our Visitors page for more information about the types of visitors permitted to enter Butler at this time, plus important reminders for visits. 

Retirees, researchers with appointments, and other approved visitors must check in with ID. Hours can be found here. 

If you were directed to this page after attempting to log in and use a service, your account may be blocked. You can check by logging in to My Borrowing Account. 

Please contact the Library Information Office with questions.