CCNHS - Annex (PC Hill Site) is a reputable public high school located at PC Hill Street in Cotabato City, Cotabato. Since its establishment, CCNHS - Annex has been dedicated to providing quality education to students in the area. The school prioritizes academic excellence and aims to foster a conducive learning environment for all its students.

With a team of highly qualified educators and staff members, CCNHS - Annex offers a wide range of educational programs and extracurricular activities to help students develop their skills and talents. The school is committed to guiding and supporting students in their academic journey, ensuring that they are equipped with the knowledge and skills needed to succeed in their future endeavors. CCNHS - Annex is proud to be a trusted educational institution in Cotabato City, dedicated to molding future leaders and professionals in the community.