The main line for Teachers College, Columbia University is 212-678-3000. You may reach a number of offices around the college by substituting the final four digits of that phone number with the following extensions:

Library Number

1st Floor Services Desk: x3494

Other Teachers College Numbers

Emergencies on campus (Public Safety): x3333

Zankel Hall Public Safety Desk: x2334

Lost & Found   x3333

Facilities Management: x3010