Phone and Voice Services


Several telephone models are used throughout Mt. SAC.

A link to a general instructional manual is provided below.

Mitel 5212 IP Phone

Voicemail System

To listen to your voicemail, dial:

On Campus: Dial 4000

Off Campus: Dial 909.274.6555 then your extension then * (star).

Click the link below to view a general overview of the voice mail menu.

Voicemail Navigation Menu - NEW


The Mt. SAC switchboard is located in Building 23 Room 6150.

The switchboard operators are available Monday through Friday from 7:30 a.m. to 4:30 p.m.


Need HelpNeed Help

Send Online Request Online Support Request

Send Email Button Email (

Call Us Call Us: (909) 274-4357


Mailing Address
Information Technology
Mt. San Antonio College
1100 N. Grand Ave
Walnut, CA 91789

Campus Location
Building 23

7:30 am - 4:30 pm

(909) 468-3996

Mt. San Antonio College

1100 N. Grand Ave., Walnut, CA 91789
Phone: 909.274.7500 • VPhone: 909.895.6634
For emergencies, call Campus Police: 909.274.4555 Ι Text-A-Tip: 909.274.9560

Copyright © 1989- • Mt. San Antonio College. All Rights Reserved.


All college-printed materials and Web info are available in alternative formats upon request.
Contact Disabled Student Programs & Services: 909.274.4290 or TTY 909.594.3447.

The 504/508 ADA Coordinators are located in Bldg. 4–1460 and can be contacted at 909.274.4225.