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Please click the graphic above to access the LaunchPad. All other staff resources from our previous website page can be accessed in LaunchPad.

Los Osos High School

Address: 6001 Milliken AveRancho Cucamonga, CA 91737

Phone: +1 909-477-6900

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Contents © 2026 Los Osos High School

Notice of Non-Discrimination: In compliance with federal law, our school district administers all education programs, employment activities and admissions without discrimination against any person on the basis of gender, race, color, religion, national origin, age, or disability.