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How to Place Calls

Starting in April 2022, you can no longer dial 9 + 7-digit local phone numbers when using the Stanford phone system. For details, see Change for Dialing Local Calls from Stanford Phone Numbers Coming Soon.

Emergency calls

To reach 9-1-1 emergency services

Dial 9 + 911.

Local area calls

To reach another Stanford telephone

Dial the last five digits of the telephone number.
For example, if the number is 725-4357, dial 5-4357.

Note: The Stanford system serves the University, the Medical Center, and on-campus student residences. Stanford phones have 10-digit numbers beginning with area code and 497, 498, 721, 723, 724, 725, or 736 (e.g., 650-725-4357). Note that from a non-Stanford phone, a caller must dial your full 10-digit phone number to reach you; non-Stanford callers cannot dial a five-digit number to reach you.

To reach an off-campus phone within the local area (all area codes including 650)

Dial 9 + 1 + area code + seven-digit telephone number.

Note: The Local Area for faculty and staff telephone line subscribers covers approximately a 25-mile from Stanford.

Long distance calls

Area code 650 outside the local area

Dial 9 + 1 + 650 + seven-digit telephone number

Outside 650 within the U.S. and Canada

Dail 9 + 1 + area code + seven-digit telephone number

International: direct dial countries

Dial 9 + 011 + country code + city code + telephone number 

International: non-direct dial countries

To call a non-direct dial location, dial 200 for a Stanford operator or see the instructions see the next instructions below for calling card and assisted calls.

Calls to directory information

Information for Stanford

Information for Stanford University and Medical Center is provided by the Stanford operator.

From the hospitals: Dial 200
From the university: Dial 3-2300

Information for area code 650

Dial 9 + 411

Information for other area codes

Dial 9 + 1 + area code + 555-1212

Billable Calls

International long distance is now included as part of the business telephone service plan.

Placing a direct dial international call

Dial 9 + 011 + country code + city code + telephone number.
Last modified February 17, 2022