Directory Information and Campus Dialing Plan


Telephone Directory Information

The online Columbia Directory and information on printing faculty / staff listings can be located at: https://directory.columbia.edu/people/

How to Change Directory Information

Please visit https://directory.columbia.edu/people/pub/help/update_information.html for complete instructions on changing directory information.

CUIMC Dialing Plan

Calls to internal phone and fax numbers require all 7 digits. Internal 5 digit dialing is not available except for the emergency numbers listed below.

CUIMC Numbers

Biohazard 56780
Cardiac arrest 57979
Facilities emergency 54357
press 3
Fire/smoke 57979
Public Safety 58100
Radiation 50303
5Help 54357

Emergency Numbers

Acute MI 40537
Cardiac arrest 53333
EMS/paramedic 59999
Fire/smoke 54444
RAPID 72743
Security 52222
STAT Intu 57575
Stroke 55555
Vent 28368
4Help 44357

To transfer a call, forward a call, or use the conferencing features, please remember that you must dial a 7 digit number.

For off-campus NYC calls dial 9 + 1 + area code + 7 digit number