Sherman Fairchild Library

24 Hours (ID card required)

Phone: (626) 395-3405

Cahill Library

Closed (Institute Holiday)

Phone: (626) 395-3405

Dabney Library

Closed (Institute Holiday)

Phone: (626) 395-3405

Geology Library

Closed (Institute Holiday)

Phone: (626) 395-3405

Millikan Library

9am - 12am (ID card required)

Phone: (626) 395-3405

Archives

8:30am - 11:45am, 1pm - 4pm *

Phone: (626) 395-2704

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General Library Information

Library Information

library@caltech.edu
Reference Services

library@caltech.edu
Circulation

circ@library.caltech.edu
Collection Development

library@caltech.edu
The Friends of Caltech Libraries

friends@library.caltech.edu
Library Information Technology Help Line

helpdesk@library.caltech.edu

Reference Help

10am to 6pm M–F (excluding holidays)
(626) 395-3404

Fax

(626) 470-3008

Mail

Mail Code 1-43
1200 E California Blvd
Pasadena, CA 91125-3200