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Several of the doors in Sage (e.g. Classrooms, Breakout Rooms, Conference Rooms, Lounges, etc.) are accessible only by card access. This enhances building security and provides flexibility for the use of the rooms by the Johnson School Community. Your Cornell ID card is your "key."

Tunnel Entrance 12:00 midnight 5:00 a.m. Monday through Friday
Breakout Rooms 24 hours a day; 7 days a week
Classrooms 9:30 p.m. 6:00 a.m. Monday through Friday
Lounges (2nd & 3rd Floors) 6:00 p.m. 6:00 a.m. Monday through Friday

The Tunnel Entrance and all Classrooms and Lounges are locked at all times on the weekends. Accessibility is by card access only.

The procedures for obtaining access are, as follows:


All student access is approved through the Registrar's Office, 106 Sage Hall. The Database is updated at the end of the add-drop period with additions and deletions provided by the Registrar.

Faculty & Staff:

Faculty and Staff access is authorized by the Administrative Service Center at the time of appointment or by Supervisor approval.

Lost & Damaged Cards:

Replacements for lost and damaged cards can be obtained from the Office of the University Registrar in B07 Day Hall, Monday through Friday, 8 a.m. to 4 p.m.

After obtaining a new card, see Mark Fabrizi or Joe Jacoby in B36 Sage Hall.

Click here to obtain a Card Access Form.

Sage Hall Facilities
Contact Information
B16 Sage Hall
Cornell University
Ithaca, NY 14850
Telephone: (607) 255-4691