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

Office Hours*

*TPI will be on winter hiatus from December 10, 2025 to February 23, 2026.