Castignador, OP (Letran-Calamba) Staff About 250 professors, 150 Non-Teaching Location Intramuros , Manila (Main campus) , Philippines Campus Intramuros , Manila ; Calamba City , Laguna ; Abucay , Bataan Hymn Himno del Colegio de Letran Colors Dark Blue, Red and White Nickname Letran Knights Mascot Knights Affiliations NCAA (Philippines) ,