0 classes found. Notice There are no upcoming classes. Notice There are no upcoming classes. Mt. San Antonio College, School of Continuing Education Classes Venues Mt. San Antonio College, School of Continuing Education Address 1100 N. Grand Ave. Walnut,CA91789United States Get Directions Phone 909.274.4476 Next online class date: 10/07/24 Classes at this location Today Upcoming Upcoming Select date. Previous Classes Today Next Classes