Contact Us 

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Teacher Preparation Institute (TPI) Center

Building 26A, Room 1610
Mt. San Antonio College
1100 N. Grand Ave.
Walnut, CA 91789 
Email: tpi@mtsac.edu
TPI Office: (909) 274-4190
Fax: (909) 468-4118

Finals Office Hours

Monday: 8:00 a.m. - 4:00 p.m.
Tuesday: 8:00 a.m. - 4:00 p.m.
Wednesday: Summer Hiatus*

*TPI will be on summer hiatus 6/11/25 - 8/25/25