Punta National High School - Main is a public school in Calamba City, Laguna, Philippines. PNHS is situated at barangay Punta. It has an annex situated at barangay Lawa."Citizenship Advancement Training-1 Organization", formerly known as "Citizens' Army Training" trains third year students to become officers on their fourth year in PNHS. Also, it trains the fourth year students who didn't take CAT on their third year and who administered by their classmates who undertook CAT on their third year.